10315415645 has 8 divisors (see below), whose sum is σ = 12390772920. Its totient is φ = 8244149760.

The previous prime is 10315415639. The next prime is 10315415651. The reversal of 10315415645 is 54651451301.

It is an interprime number because it is at equal distance from previous prime (10315415639) and next prime (10315415651).

It can be written as a sum of positive squares in 4 ways, for example, as 1642032484 + 8673383161 = 40522^2 + 93131^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10315415645 - 2⁶ = 10315415581 is a prime.

It is a super-2 number, since 2×10315415645² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1017296 + ... + 1027385.

It is an arithmetic number, because the mean of its divisors is an integer number (1548846615).

Almost surely, 2^10315415645 is an apocalyptic number.

It is an amenable number.

10315415645 is a deficient number, since it is larger than the sum of its proper divisors (2075357275).

10315415645 is a wasteful number, since it uses less digits than its factorization.

10315415645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2045695.

The product of its (nonzero) digits is 36000, while the sum is 35.

Adding to 10315415645 its reverse (54651451301), we get a palindrome (64966866946).

The spelling of 10315415645 in words is "ten billion, three hundred fifteen million, four hundred fifteen thousand, six hundred forty-five".