74006751572 has 36 divisors (see below), whose sum is σ = 147201405876. Its totient is φ = 32359219200.

The previous prime is 74006751569. The next prime is 74006751587. The reversal of 74006751572 is 27515760047.

It can be written as a sum of positive squares in 2 ways, for example, as 14805048976 + 59201702596 = 121676^2 + 243314^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1952429 + ... + 1989972.

It is an arithmetic number, because the mean of its divisors is an integer number (4088927941).

Almost surely, 2^74006751572 is an apocalyptic number.

It is an amenable number.

74006751572 is a deficient number, since it is larger than the sum of its proper divisors (73194654304).

74006751572 is a wasteful number, since it uses less digits than its factorization.

74006751572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3942456 (or 3942435 counting only the distinct ones).

The product of its (nonzero) digits is 411600, while the sum is 44.

The spelling of 74006751572 in words is "seventy-four billion, six million, seven hundred fifty-one thousand, five hundred seventy-two".