620157714772 has 12 divisors (see below), whose sum is σ = 1103670509760. Its totient is φ = 304823283416.

The previous prime is 620157714733. The next prime is 620157714797. The reversal of 620157714772 is 277417751026.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1313893228 + ... + 1313893699.

It is an arithmetic number, because the mean of its divisors is an integer number (91972542480).

Almost surely, 2^620157714772 is an apocalyptic number.

It is an amenable number.

620157714772 is a deficient number, since it is larger than the sum of its proper divisors (483512794988).

620157714772 is a wasteful number, since it uses less digits than its factorization.

620157714772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2627786990 (or 2627786988 counting only the distinct ones).

The product of its (nonzero) digits is 1152480, while the sum is 49.

The spelling of 620157714772 in words is "six hundred twenty billion, one hundred fifty-seven million, seven hundred fourteen thousand, seven hundred seventy-two".