10015541312 has 28 divisors (see below), whose sum is σ = 22713817920. Its totient is φ = 4292374656.

The previous prime is 10015541311. The next prime is 10015541329. The reversal of 10015541312 is 21314551001.

It is a tau number, because it is divible by the number of its divisors (28).

It is a super-2 number, since 2×10015541312² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10015541311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11177612 + ... + 11178507.

Almost surely, 2^10015541312 is an apocalyptic number.

It is an amenable number.

10015541312 is an abundant number, since it is smaller than the sum of its proper divisors (12698276608).

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

10015541312 is an equidigital number, since it uses as much as digits as its factorization.

10015541312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22356138 (or 22356128 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The spelling of 10015541312 in words is "ten billion, fifteen million, five hundred forty-one thousand, three hundred twelve".