40573895544 has 128 divisors (see below), whose sum is σ = 138714240000. Its totient is φ = 10700802432.

The previous prime is 40573895539. The next prime is 40573895573. The reversal of 40573895544 is 44559837504.

It is a happy number.

40573895544 is a `hidden beast` number, since 4 + 0 + 5 + 7 + 3 + 8 + 95 + 544 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1012444 + ... + 1051755.

It is an arithmetic number, because the mean of its divisors is an integer number (1083705000).

Almost surely, 2^40573895544 is an apocalyptic number.

It is an amenable number.

40573895544 is an abundant number, since it is smaller than the sum of its proper divisors (98140344456).

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

40573895544 is a wasteful number, since it uses less digits than its factorization.

40573895544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2064234 (or 2064224 counting only the distinct ones).

The product of its (nonzero) digits is 12096000, while the sum is 54.

The spelling of 40573895544 in words is "forty billion, five hundred seventy-three million, eight hundred ninety-five thousand, five hundred forty-four".