10015315400 has 96 divisors (see below), whose sum is σ = 25322028840. Its totient is φ = 3668520960.

The previous prime is 10015315391. The next prime is 10015315423. The reversal of 10015315400 is 451351001.

10015315400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 12 ways, for example, as 593507044 + 9421808356 = 24362^2 + 97066^2 .

It is a super-2 number, since 2×10015315400² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85994 + ... + 165606.

Almost surely, 2^10015315400 is an apocalyptic number.

10015315400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10015315400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12661014420).

10015315400 is an abundant number, since it is smaller than the sum of its proper divisors (15306713440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10015315400 is a wasteful number, since it uses less digits than its factorization.

10015315400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79683 (or 79674 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

Adding to 10015315400 its reverse (451351001), we get a palindrome (10466666401).

The spelling of 10015315400 in words is "ten billion, fifteen million, three hundred fifteen thousand, four hundred".