74240255036 has 36 divisors (see below), whose sum is σ = 139164977448. Its totient is φ = 34641519264.

The previous prime is 74240255029. The next prime is 74240255039. The reversal of 74240255036 is 63055204247.

It is a super-2 number, since 2×74240255036² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74240255039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 286931 + ... + 480426.

It is an arithmetic number, because the mean of its divisors is an integer number (3865693818).

Almost surely, 2^74240255036 is an apocalyptic number.

74240255036 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

74240255036 is a deficient number, since it is larger than the sum of its proper divisors (64924722412).

74240255036 is a wasteful number, since it uses less digits than its factorization.

74240255036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767466 (or 767445 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 38.

The spelling of 74240255036 in words is "seventy-four billion, two hundred forty million, two hundred fifty-five thousand, thirty-six".