620064561153 has 8 divisors (see below), whose sum is σ = 826767273600. Its totient is φ = 413369111408.

The previous prime is 620064561143. The next prime is 620064561173. The reversal of 620064561153 is 351165460026.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-620064561153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (620064561143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1613238 + ... + 1960271.

It is an arithmetic number, because the mean of its divisors is an integer number (103345909200).

Almost surely, 2^620064561153 is an apocalyptic number.

It is an amenable number.

620064561153 is a deficient number, since it is larger than the sum of its proper divisors (206702712447).

620064561153 is a wasteful number, since it uses less digits than its factorization.

620064561153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3631351.

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 620064561153 in words is "six hundred twenty billion, sixty-four million, five hundred sixty-one thousand, one hundred fifty-three".