74504839252 has 36 divisors (see below), whose sum is σ = 137582633916. Its totient is φ = 35289130240.

The previous prime is 74504839229. The next prime is 74504839273. The reversal of 74504839252 is 25293840547.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 10781914896 + 63722924356 = 103836^2 + 252434^2 .

It is a junction number, because it is equal to n+sod(n) for n = 74504839196 and 74504839205.

It is a congruent number.

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, 30649 + ... + 387232.

It is an arithmetic number, because the mean of its divisors is an integer number (3821739831).

Almost surely, 2^74504839252 is an apocalyptic number.

It is an amenable number.

74504839252 is a deficient number, since it is larger than the sum of its proper divisors (63077794664).

74504839252 is a wasteful number, since it uses less digits than its factorization.

74504839252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417996 (or 417965 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 74504839252 in words is "seventy-four billion, five hundred four million, eight hundred thirty-nine thousand, two hundred fifty-two".