40771262864436 has 48 divisors (see below), whose sum is σ = 102451571678400. Its totient is φ = 12544917507072.

The previous prime is 40771262864419. The next prime is 40771262864441. The reversal of 40771262864436 is 63446826217704.

It is a self number, because there is not a number n which added to its sum of digits gives 40771262864436.

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, 24010980 + ... + 25652868.

It is an arithmetic number, because the mean of its divisors is an integer number (2134407743300).

Almost surely, 2^{40771262864436} is an apocalyptic number.

It is an amenable number.

40771262864436 is an abundant number, since it is smaller than the sum of its proper divisors (61680308813964).

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

40771262864436 is a wasteful number, since it uses less digits than its factorization.

40771262864436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1801088 (or 1801086 counting only the distinct ones).

The product of its (nonzero) digits is 65028096, while the sum is 60.

The spelling of 40771262864436 in words is "forty trillion, seven hundred seventy-one billion, two hundred sixty-two million, eight hundred sixty-four thousand, four hundred thirty-six".