7612138393201 has 4 divisors (see below), whose sum is σ = 7679502449892. Its totient is φ = 7544774336512.

The previous prime is 7612138393187. The next prime is 7612138393241. The reversal of 7612138393201 is 1023938312167.

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 4099227869025 + 3512910524176 = 2024655^2 + 1874276^2 .

It is a cyclic number.

It is not a de Polignac number, because 7612138393201 - 2²³ = 7612130004593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7612138393241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33682028176 + ... + 33682028401.

It is an arithmetic number, because the mean of its divisors is an integer number (1919875612473).

Almost surely, 2^{7612138393201} is an apocalyptic number.

It is an amenable number.

7612138393201 is a deficient number, since it is larger than the sum of its proper divisors (67364056691).

7612138393201 is a wasteful number, since it uses less digits than its factorization.

7612138393201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67364056690.

The product of its (nonzero) digits is 326592, while the sum is 46.

The spelling of 7612138393201 in words is "seven trillion, six hundred twelve billion, one hundred thirty-eight million, three hundred ninety-three thousand, two hundred one".