40100523320 has 64 divisors (see below), whose sum is σ = 105999999840. Its totient is φ = 13460313600.

The previous prime is 40100523311. The next prime is 40100523341. The reversal of 40100523320 is 2332500104.

It is a happy number.

40100523320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 40100523292 and 40100523301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3499571 + ... + 3511010.

Almost surely, 2^40100523320 is an apocalyptic number.

40100523320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40100523320 is an abundant number, since it is smaller than the sum of its proper divisors (65899476520).

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

40100523320 is a wasteful number, since it uses less digits than its factorization.

40100523320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7010616 (or 7010612 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The spelling of 40100523320 in words is "forty billion, one hundred million, five hundred twenty-three thousand, three hundred twenty".