74537469451 has 2 divisors, whose sum is σ = 74537469452. Its totient is φ = 74537469450.

The previous prime is 74537469379. The next prime is 74537469463. The reversal of 74537469451 is 15496473547.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74537469451 - 2¹⁹ = 74536945163 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74537469392 and 74537469401.

It is not a weakly prime, because it can be changed into another prime (74537469481) 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 as a sum of consecutive naturals, namely, 37268734725 + 37268734726.

It is an arithmetic number, because the mean of its divisors is an integer number (37268734726).

Almost surely, 2^74537469451 is an apocalyptic number.

74537469451 is a deficient number, since it is larger than the sum of its proper divisors (1).

74537469451 is an equidigital number, since it uses as much as digits as its factorization.

74537469451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12700800, while the sum is 55.

The spelling of 74537469451 in words is "seventy-four billion, five hundred thirty-seven million, four hundred sixty-nine thousand, four hundred fifty-one".