74628516650 has 24 divisors (see below), whose sum is σ = 138901047264. Its totient is φ = 29831620400.

The previous prime is 74628516649. The next prime is 74628516661. The reversal of 74628516650 is 5661582647.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 418352 + ... + 569451.

It is an arithmetic number, because the mean of its divisors is an integer number (5787543636).

Almost surely, 2^74628516650 is an apocalyptic number.

74628516650 is a deficient number, since it is larger than the sum of its proper divisors (64272530614).

74628516650 is a wasteful number, since it uses less digits than its factorization.

74628516650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 989326 (or 989321 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 50.

The spelling of 74628516650 in words is "seventy-four billion, six hundred twenty-eight million, five hundred sixteen thousand, six hundred fifty".