74934129051 has 32 divisors (see below), whose sum is σ = 116975052800. Its totient is φ = 47278740960.

The previous prime is 74934129043. The next prime is 74934129071. The reversal of 74934129051 is 15092143947.

It is not a de Polignac number, because 74934129051 - 2³ = 74934129043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74934128988 and 74934129006.

It is not an unprimeable number, because it can be changed into a prime (74934129071) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 434685 + ... + 582081.

It is an arithmetic number, because the mean of its divisors is an integer number (3655470400).

Almost surely, 2^74934129051 is an apocalyptic number.

74934129051 is a deficient number, since it is larger than the sum of its proper divisors (42040923749).

74934129051 is a wasteful number, since it uses less digits than its factorization.

74934129051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148416 (or 148410 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 74934129051 in words is "seventy-four billion, nine hundred thirty-four million, one hundred twenty-nine thousand, fifty-one".