74765215492 has 12 divisors (see below), whose sum is σ = 142733593296. Its totient is φ = 33984188840.

The previous prime is 74765215487. The next prime is 74765215519. The reversal of 74765215492 is 29451256747.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 849604678 + ... + 849604765.

It is an arithmetic number, because the mean of its divisors is an integer number (11894466108).

Almost surely, 2^74765215492 is an apocalyptic number.

It is an amenable number.

74765215492 is a deficient number, since it is larger than the sum of its proper divisors (67968377804).

74765215492 is a wasteful number, since it uses less digits than its factorization.

74765215492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1699209458 (or 1699209456 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 52.

The spelling of 74765215492 in words is "seventy-four billion, seven hundred sixty-five million, two hundred fifteen thousand, four hundred ninety-two".