54515665250562 has 16 divisors (see below), whose sum is σ = 109031799732480. Its totient is φ = 18171810211632.

The previous prime is 54515665250513. The next prime is 54515665250603. The reversal of 54515665250562 is 26505256651545.

It is a super-2 number, since 2×54515665250562² (a number of 28 digits) contains 22 as substring.

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, 18031873 + ... + 20836980.

It is an arithmetic number, because the mean of its divisors is an integer number (6814487483280).

Almost surely, 2^{54515665250562} is an apocalyptic number.

54515665250562 is an abundant number, since it is smaller than the sum of its proper divisors (54516134481918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54515665250562 is a wasteful number, since it uses less digits than its factorization.

54515665250562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39102617.

The product of its (nonzero) digits is 54000000, while the sum is 57.

The spelling of 54515665250562 in words is "fifty-four trillion, five hundred fifteen billion, six hundred sixty-five million, two hundred fifty thousand, five hundred sixty-two".