74670522250 has 64 divisors (see below), whose sum is σ = 143624111904. Its totient is φ = 29051904000.

The previous prime is 74670522247. The next prime is 74670522257. The reversal of 74670522250 is 5222507647.

It can be written as a sum of positive squares in 16 ways, for example, as 37613887249 + 37056635001 = 193943^2 + 192501^2 .

It is not an unprimeable number, because it can be changed into a prime (74670522257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3443442 + ... + 3465058.

Almost surely, 2^74670522250 is an apocalyptic number.

74670522250 is a deficient number, since it is larger than the sum of its proper divisors (68953589654).

74670522250 is a wasteful number, since it uses less digits than its factorization.

74670522250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22012 (or 22002 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 40.

The spelling of 74670522250 in words is "seventy-four billion, six hundred seventy million, five hundred twenty-two thousand, two hundred fifty".