74952372450 has 24 divisors (see below), whose sum is σ = 185881884048. Its totient is φ = 19987299280.

The previous prime is 74952372419. The next prime is 74952372457. The reversal of 74952372450 is 5427325947.

It is a self number, because there is not a number n which added to its sum of digits gives 74952372450.

It is not an unprimeable number, because it can be changed into a prime (74952372457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 249841092 + ... + 249841391.

It is an arithmetic number, because the mean of its divisors is an integer number (7745078502).

Almost surely, 2^74952372450 is an apocalyptic number.

74952372450 is an abundant number, since it is smaller than the sum of its proper divisors (110929511598).

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

74952372450 is a wasteful number, since it uses less digits than its factorization.

74952372450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499682498 (or 499682493 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 48.

The spelling of 74952372450 in words is "seventy-four billion, nine hundred fifty-two million, three hundred seventy-two thousand, four hundred fifty".