42888408687250 has 128 divisors (see below), whose sum is σ = 98408367383040. Its totient is φ = 13667827680000.

The previous prime is 42888408687169. The next prime is 42888408687253. The reversal of 42888408687250 is 5278680488824.

It is a Harshad number since it is a multiple of its sum of digits (70).

It is a self number, because there is not a number n which added to its sum of digits gives 42888408687250.

It is not an unprimeable number, because it can be changed into a prime (42888408687253) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10406401 + ... + 13930900.

It is an arithmetic number, because the mean of its divisors is an integer number (768815370180).

Almost surely, 2^{42888408687250} is an apocalyptic number.

42888408687250 is an abundant number, since it is smaller than the sum of its proper divisors (55519958695790).

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

42888408687250 is a wasteful number, since it uses less digits than its factorization.

42888408687250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24337397 (or 24337387 counting only the distinct ones).

The product of its (nonzero) digits is 440401920, while the sum is 70.

The spelling of 42888408687250 in words is "forty-two trillion, eight hundred eighty-eight billion, four hundred eight million, six hundred eighty-seven thousand, two hundred fifty".