10368575640 has 64 divisors (see below), whose sum is σ = 34561922400. Its totient is φ = 2764953216.

The previous prime is 10368575629. The next prime is 10368575641. The reversal of 10368575640 is 4657586301.

10368575640 is a `hidden beast` number, since 1 + 0 + 3 + 6 + 85 + 7 + 564 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10368575641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4799187 + ... + 4801346.

Almost surely, 2^10368575640 is an apocalyptic number.

10368575640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10368575640 is an abundant number, since it is smaller than the sum of its proper divisors (24193346760).

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

10368575640 is a wasteful number, since it uses less digits than its factorization.

10368575640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9600553 (or 9600543 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 10368575640 in words is "ten billion, three hundred sixty-eight million, five hundred seventy-five thousand, six hundred forty".