74799822051 has 24 divisors (see below), whose sum is σ = 109929746784. Its totient is φ = 48997992960.

The previous prime is 74799822047. The next prime is 74799822059. The reversal of 74799822051 is 15022899747.

It is not a de Polignac number, because 74799822051 - 2² = 74799822047 is a prime.

It is a super-2 number, since 2×74799822051² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (74799822059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 460435 + ... + 601331.

It is an arithmetic number, because the mean of its divisors is an integer number (4580406116).

Almost surely, 2^74799822051 is an apocalyptic number.

74799822051 is a deficient number, since it is larger than the sum of its proper divisors (35129924733).

74799822051 is a wasteful number, since it uses less digits than its factorization.

74799822051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141931 (or 141928 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 54.

The spelling of 74799822051 in words is "seventy-four billion, seven hundred ninety-nine million, eight hundred twenty-two thousand, fifty-one".