74460155936 has 48 divisors (see below), whose sum is σ = 152133471000. Its totient is φ = 35831298048.

The previous prime is 74460155927. The next prime is 74460155953. The reversal of 74460155936 is 63955106447.

It can be written as a sum of positive squares in 4 ways, for example, as 47069905936 + 27390250000 = 216956^2 + 165500^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162290 + ... + 418638.

Almost surely, 2^74460155936 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74460155936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76066735500).

74460155936 is an abundant number, since it is smaller than the sum of its proper divisors (77673315064).

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

74460155936 is a wasteful number, since it uses less digits than its factorization.

74460155936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256701 (or 256693 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 50.

The spelling of 74460155936 in words is "seventy-four billion, four hundred sixty million, one hundred fifty-five thousand, nine hundred thirty-six".