74379706651 has 2 divisors, whose sum is σ = 74379706652. Its totient is φ = 74379706650.

The previous prime is 74379706627. The next prime is 74379706727. The reversal of 74379706651 is 15660797347.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74379706651 - 2⁷ = 74379706523 is a prime.

It is a super-2 number, since 2×74379706651² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 74379706592 and 74379706601.

It is not a weakly prime, because it can be changed into another prime (74379701651) 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 as a sum of consecutive naturals, namely, 37189853325 + 37189853326.

It is an arithmetic number, because the mean of its divisors is an integer number (37189853326).

Almost surely, 2^74379706651 is an apocalyptic number.

74379706651 is a deficient number, since it is larger than the sum of its proper divisors (1).

74379706651 is an equidigital number, since it uses as much as digits as its factorization.

74379706651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6667920, while the sum is 55.

The spelling of 74379706651 in words is "seventy-four billion, three hundred seventy-nine million, seven hundred six thousand, six hundred fifty-one".