40146320040544 has 24 divisors (see below), whose sum is σ = 80038549452960. Its totient is φ = 19819069385856.

The previous prime is 40146320040511. The next prime is 40146320040599. The reversal of 40146320040544 is 44504002364104.

It is a super-2 number, since 2×40146320040544² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7940329759 + ... + 7940334814.

It is an arithmetic number, because the mean of its divisors is an integer number (3334939560540).

Almost surely, 2^{40146320040544} is an apocalyptic number.

It is an amenable number.

40146320040544 is a deficient number, since it is larger than the sum of its proper divisors (39892229412416).

40146320040544 is a wasteful number, since it uses less digits than its factorization.

40146320040544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15880664662 (or 15880664654 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 37.

The spelling of 40146320040544 in words is "forty trillion, one hundred forty-six billion, three hundred twenty million, forty thousand, five hundred forty-four".