40260437672556 has 24 divisors (see below), whose sum is σ = 93950409047040. Its totient is φ = 13418804774992.

The previous prime is 40260437672549. The next prime is 40260437672591. The reversal of 40260437672556 is 65527673406204.

It is a junction number, because it is equal to n+sod(n) for n = 40260437672496 and 40260437672505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167514396 + ... + 167754563.

It is an arithmetic number, because the mean of its divisors is an integer number (3914600376960).

Almost surely, 2^{40260437672556} is an apocalyptic number.

It is an amenable number.

40260437672556 is an abundant number, since it is smaller than the sum of its proper divisors (53689971374484).

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

40260437672556 is a wasteful number, since it uses less digits than its factorization.

40260437672556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335278973 (or 335278971 counting only the distinct ones).

The product of its (nonzero) digits is 50803200, while the sum is 57.

The spelling of 40260437672556 in words is "forty trillion, two hundred sixty billion, four hundred thirty-seven million, six hundred seventy-two thousand, five hundred fifty-six".