61840955462 has 64 divisors (see below), whose sum is σ = 113878711296. Its totient is φ = 24783749760.

The previous prime is 61840955443. The next prime is 61840955513. The reversal of 61840955462 is 26455904816.

It is a self number, because there is not a number n which added to its sum of digits gives 61840955462.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4881128 + ... + 4893780.

It is an arithmetic number, because the mean of its divisors is an integer number (1779354864).

Almost surely, 2^61840955462 is an apocalyptic number.

61840955462 is a deficient number, since it is larger than the sum of its proper divisors (52037755834).

61840955462 is a wasteful number, since it uses less digits than its factorization.

61840955462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13445.

The product of its (nonzero) digits is 2073600, while the sum is 50.

The spelling of 61840955462 in words is "sixty-one billion, eight hundred forty million, nine hundred fifty-five thousand, four hundred sixty-two".