40641153625770 has 64 divisors (see below), whose sum is σ = 100779369384960. Its totient is φ = 10478228313600.

The previous prime is 40641153625741. The next prime is 40641153625781. The reversal of 40641153625770 is 7752635114604.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19445571 + ... + 21433910.

It is an arithmetic number, because the mean of its divisors is an integer number (1574677646640).

Almost surely, 2^{40641153625770} is an apocalyptic number.

40641153625770 is an abundant number, since it is smaller than the sum of its proper divisors (60138215759190).

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

40641153625770 is a wasteful number, since it uses less digits than its factorization.

40641153625770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40880591.

The product of its (nonzero) digits is 4233600, while the sum is 51.

The spelling of 40641153625770 in words is "forty trillion, six hundred forty-one billion, one hundred fifty-three million, six hundred twenty-five thousand, seven hundred seventy".