40552263552 has 64 divisors (see below), whose sum is σ = 107776431360. Its totient is φ = 13509957120.

The previous prime is 40552263541. The next prime is 40552263601. The reversal of 40552263552 is 25536225504.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 40552263552.

It is a congruent number.

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, 690243 + ... + 746685.

It is an arithmetic number, because the mean of its divisors is an integer number (1684006740).

Almost surely, 2^40552263552 is an apocalyptic number.

It is an amenable number.

40552263552 is an abundant number, since it is smaller than the sum of its proper divisors (67224167808).

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

40552263552 is a wasteful number, since it uses less digits than its factorization.

40552263552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58331 (or 58319 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 39.

The spelling of 40552263552 in words is "forty billion, five hundred fifty-two million, two hundred sixty-three thousand, five hundred fifty-two".