54640321146502 has 16 divisors (see below), whose sum is σ = 100874439040032. Its totient is φ = 21615951222720.

The previous prime is 54640321146457. The next prime is 54640321146533. The reversal of 54640321146502 is 20564112304645.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150110772199 + ... + 150110772562.

It is an arithmetic number, because the mean of its divisors is an integer number (6304652440002).

Almost surely, 2^{54640321146502} is an apocalyptic number.

54640321146502 is a deficient number, since it is larger than the sum of its proper divisors (46234117893530).

54640321146502 is a wasteful number, since it uses less digits than its factorization.

54640321146502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300221544783.

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 54640321146502 in words is "fifty-four trillion, six hundred forty billion, three hundred twenty-one million, one hundred forty-six thousand, five hundred two".