40021562261276 has 12 divisors (see below), whose sum is σ = 70104500155200. Its totient is φ = 19991705074080.

The previous prime is 40021562261273. The next prime is 40021562261299. The reversal of 40021562261276 is 67216226512004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40021562261273) 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, 4769009420 + ... + 4769017811.

It is an arithmetic number, because the mean of its divisors is an integer number (5842041679600).

Almost surely, 2^{40021562261276} is an apocalyptic number.

It is an amenable number.

40021562261276 is a deficient number, since it is larger than the sum of its proper divisors (30082937893924).

40021562261276 is a wasteful number, since it uses less digits than its factorization.

40021562261276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9538028284 (or 9538028282 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 40021562261276 in words is "forty trillion, twenty-one billion, five hundred sixty-two million, two hundred sixty-one thousand, two hundred seventy-six".