74957702401 has 4 divisors (see below), whose sum is σ = 74968044372. Its totient is φ = 74947360432.

The previous prime is 74957702399. The next prime is 74957702437. The reversal of 74957702401 is 10420775947.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 41911916176 + 33045786225 = 204724^2 + 181785^2 .

It is a cyclic number.

It is not a de Polignac number, because 74957702401 - 2¹ = 74957702399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74957706401) 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 3 ways as a sum of consecutive naturals, for example, 5160106 + ... + 5174611.

It is an arithmetic number, because the mean of its divisors is an integer number (18742011093).

Almost surely, 2^74957702401 is an apocalyptic number.

It is an amenable number.

74957702401 is a deficient number, since it is larger than the sum of its proper divisors (10341971).

74957702401 is a wasteful number, since it uses less digits than its factorization.

74957702401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10341970.

The product of its (nonzero) digits is 493920, while the sum is 46.

The spelling of 74957702401 in words is "seventy-four billion, nine hundred fifty-seven million, seven hundred two thousand, four hundred one".