74712535801 has 2 divisors, whose sum is σ = 74712535802. Its totient is φ = 74712535800.

The previous prime is 74712535753. The next prime is 74712535823. The reversal of 74712535801 is 10853521747.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70756000000 + 3956535801 = 266000^2 + 62901^2 .

It is a cyclic number.

It is not a de Polignac number, because 74712535801 - 2²⁹ = 74175664889 is a prime.

It is not a weakly prime, because it can be changed into another prime (74712535841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37356267900 + 37356267901.

It is an arithmetic number, because the mean of its divisors is an integer number (37356267901).

Almost surely, 2^74712535801 is an apocalyptic number.

It is an amenable number.

74712535801 is a deficient number, since it is larger than the sum of its proper divisors (1).

74712535801 is an equidigital number, since it uses as much as digits as its factorization.

74712535801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 235200, while the sum is 43.

The spelling of 74712535801 in words is "seventy-four billion, seven hundred twelve million, five hundred thirty-five thousand, eight hundred one".