74820073532 has 36 divisors (see below), whose sum is σ = 139859103384. Its totient is φ = 35014821120.

The previous prime is 74820073511. The next prime is 74820073547. The reversal of 74820073532 is 23537002847.

It is a self number, because there is not a number n which added to its sum of digits gives 74820073532.

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, 30443 + ... + 388029.

It is an arithmetic number, because the mean of its divisors is an integer number (3884975094).

Almost surely, 2^74820073532 is an apocalyptic number.

It is an amenable number.

74820073532 is a deficient number, since it is larger than the sum of its proper divisors (65039029852).

74820073532 is a wasteful number, since it uses less digits than its factorization.

74820073532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357806 (or 357787 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 41.

The spelling of 74820073532 in words is "seventy-four billion, eight hundred twenty million, seventy-three thousand, five hundred thirty-two".