74929092947 has 2 divisors, whose sum is σ = 74929092948. Its totient is φ = 74929092946.

The previous prime is 74929092941. The next prime is 74929092967.

74929092947 is nontrivially palindromic in base 10.

It is a weak prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 74929092947 - 2⁸ = 74929092691 is a prime.

It is a super-2 number, since 2×74929092947² (a number of 23 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 74929092947.

It is not a weakly prime, because it can be changed into another prime (74929092941) 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 as a sum of consecutive naturals, namely, 37464546473 + 37464546474.

It is an arithmetic number, because the mean of its divisors is an integer number (37464546474).

Almost surely, 2^74929092947 is an apocalyptic number.

74929092947 is a deficient number, since it is larger than the sum of its proper divisors (1).

74929092947 is an equidigital number, since it uses as much as digits as its factorization.

74929092947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20575296, while the sum is 62.

The spelling of 74929092947 in words is "seventy-four billion, nine hundred twenty-nine million, ninety-two thousand, nine hundred forty-seven".