61844656954 has 16 divisors (see below), whose sum is σ = 96835426560. Its totient is φ = 29588597280.

The previous prime is 61844656903. The next prime is 61844656969. The reversal of 61844656954 is 45965644816.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5598384 + ... + 5609419.

It is an arithmetic number, because the mean of its divisors is an integer number (6052214160).

Almost surely, 2^61844656954 is an apocalyptic number.

61844656954 is a deficient number, since it is larger than the sum of its proper divisors (34990769606).

61844656954 is a wasteful number, since it uses less digits than its factorization.

61844656954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11207925.

The product of its digits is 24883200, while the sum is 58.

The spelling of 61844656954 in words is "sixty-one billion, eight hundred forty-four million, six hundred fifty-six thousand, nine hundred fifty-four".