620088256534 has 4 divisors (see below), whose sum is σ = 930132384804. Its totient is φ = 310044128266.

The previous prime is 620088256531. The next prime is 620088256573. The reversal of 620088256534 is 435652880026.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620088256531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155022064132 + ... + 155022064135.

It is an arithmetic number, because the mean of its divisors is an integer number (232533096201).

Almost surely, 2^620088256534 is an apocalyptic number.

620088256534 is a deficient number, since it is larger than the sum of its proper divisors (310044128270).

620088256534 is a wasteful number, since it uses less digits than its factorization.

620088256534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310044128269.

The product of its (nonzero) digits is 2764800, while the sum is 49.

The spelling of 620088256534 in words is "six hundred twenty billion, eighty-eight million, two hundred fifty-six thousand, five hundred thirty-four".