40250530544 has 40 divisors (see below), whose sum is σ = 93817031040. Its totient is φ = 16342319808.

The previous prime is 40250530501. The next prime is 40250530559. The reversal of 40250530544 is 44503505204.

It is a self number, because there is not a number n which added to its sum of digits gives 40250530544.

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, 9455234 + ... + 9459489.

It is an arithmetic number, because the mean of its divisors is an integer number (2345425776).

Almost surely, 2^40250530544 is an apocalyptic number.

It is an amenable number.

40250530544 is an abundant number, since it is smaller than the sum of its proper divisors (53566500496).

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

40250530544 is a wasteful number, since it uses less digits than its factorization.

40250530544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18914757 (or 18914751 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 32.

The spelling of 40250530544 in words is "forty billion, two hundred fifty million, five hundred thirty thousand, five hundred forty-four".