40464397380572 has 24 divisors (see below), whose sum is σ = 77250421138800. Its totient is φ = 18392858386560.

The previous prime is 40464397380559. The next prime is 40464397380577. The reversal of 40464397380572 is 27508379346404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40464397380577) 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, 19016288 + ... + 21036824.

It is an arithmetic number, because the mean of its divisors is an integer number (3218767547450).

Almost surely, 2^{40464397380572} is an apocalyptic number.

It is an amenable number.

40464397380572 is a deficient number, since it is larger than the sum of its proper divisors (36786023758228).

40464397380572 is a wasteful number, since it uses less digits than its factorization.

40464397380572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2475701 (or 2475699 counting only the distinct ones).

The product of its (nonzero) digits is 121927680, while the sum is 62.

The spelling of 40464397380572 in words is "forty trillion, four hundred sixty-four billion, three hundred ninety-seven million, three hundred eighty thousand, five hundred seventy-two".