62920581812 has 12 divisors (see below), whose sum is σ = 120121110816. Its totient is φ = 28600264440.

The previous prime is 62920581793. The next prime is 62920581839. The reversal of 62920581812 is 21818502926.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 1430013223 = 62920581812 / (6 + 2 + 9 + 2 + 0 + 5 + 8 + 1 + 8 + 1 + 2).

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, 715006568 + ... + 715006655.

It is an arithmetic number, because the mean of its divisors is an integer number (10010092568).

Almost surely, 2^62920581812 is an apocalyptic number.

It is an amenable number.

62920581812 is a deficient number, since it is larger than the sum of its proper divisors (57200529004).

62920581812 is a wasteful number, since it uses less digits than its factorization.

62920581812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430013238 (or 1430013236 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 44.

The spelling of 62920581812 in words is "sixty-two billion, nine hundred twenty million, five hundred eighty-one thousand, eight hundred twelve".