7136364621257 has 4 divisors (see below), whose sum is σ = 7226698350720. Its totient is φ = 7046030891796.

The previous prime is 7136364621229. The next prime is 7136364621263. The reversal of 7136364621257 is 7521264636317.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 7136364621257 - 2¹⁶ = 7136364555721 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7136364621199 and 7136364621208.

It is not an unprimeable number, because it can be changed into a prime (7136364021257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45166864613 + ... + 45166864770.

It is an arithmetic number, because the mean of its divisors is an integer number (1806674587680).

Almost surely, 2^{7136364621257} is an apocalyptic number.

It is an amenable number.

7136364621257 is a deficient number, since it is larger than the sum of its proper divisors (90333729463).

7136364621257 is an equidigital number, since it uses as much as digits as its factorization.

7136364621257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90333729462.

The product of its digits is 7620480, while the sum is 53.

The spelling of 7136364621257 in words is "seven trillion, one hundred thirty-six billion, three hundred sixty-four million, six hundred twenty-one thousand, two hundred fifty-seven".