61920204922 has 8 divisors (see below), whose sum is σ = 92882446272. Its totient is φ = 30959389500.

The previous prime is 61920204919. The next prime is 61920204923. The reversal of 61920204922 is 22940202916.

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

It is a super-2 number, since 2×61920204922² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (61920204923) 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, 240354 + ... + 426157.

It is an arithmetic number, because the mean of its divisors is an integer number (11610305784).

Almost surely, 2^61920204922 is an apocalyptic number.

61920204922 is a deficient number, since it is larger than the sum of its proper divisors (30962241350).

61920204922 is a wasteful number, since it uses less digits than its factorization.

61920204922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712964.

The product of its (nonzero) digits is 31104, while the sum is 37.

The spelling of 61920204922 in words is "sixty-one billion, nine hundred twenty million, two hundred four thousand, nine hundred twenty-two".