74456023451 has 8 divisors (see below), whose sum is σ = 75242739024. Its totient is φ = 73670279200.

The previous prime is 74456023429. The next prime is 74456023457. The reversal of 74456023451 is 15432065447.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 74456023451 - 2²² = 74451829147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74456023399 and 74456023408.

It is not an unprimeable number, because it can be changed into a prime (74456023457) 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 7 ways as a sum of consecutive naturals, for example, 88196 + ... + 395841.

It is an arithmetic number, because the mean of its divisors is an integer number (9405342378).

Almost surely, 2^74456023451 is an apocalyptic number.

74456023451 is a deficient number, since it is larger than the sum of its proper divisors (786715573).

74456023451 is a wasteful number, since it uses less digits than its factorization.

74456023451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485661.

The product of its (nonzero) digits is 403200, while the sum is 41.

Adding to 74456023451 its reverse (15432065447), we get a palindrome (89888088898).

The spelling of 74456023451 in words is "seventy-four billion, four hundred fifty-six million, twenty-three thousand, four hundred fifty-one".