40020526356776 has 32 divisors (see below), whose sum is σ = 86545043904000. Its totient is φ = 16994299525056.

The previous prime is 40020526356763. The next prime is 40020526356779. The reversal of 40020526356776 is 67765362502004.

It is a super-2 number, since 2×40020526356776² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40020526356779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3278215256 + ... + 3278227463.

It is an arithmetic number, because the mean of its divisors is an integer number (2704532622000).

Almost surely, 2^{40020526356776} is an apocalyptic number.

It is an amenable number.

40020526356776 is an abundant number, since it is smaller than the sum of its proper divisors (46524517547224).

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

40020526356776 is a wasteful number, since it uses less digits than its factorization.

40020526356776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6556442841 (or 6556442837 counting only the distinct ones).

The product of its (nonzero) digits is 12700800, while the sum is 53.

The spelling of 40020526356776 in words is "forty trillion, twenty billion, five hundred twenty-six million, three hundred fifty-six thousand, seven hundred seventy-six".