54675555557645 has 16 divisors (see below), whose sum is σ = 71647063446528. Its totient is φ = 39724156674240.

The previous prime is 54675555557627. The next prime is 54675555557653.

54675555557645 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-54675555557645 is a prime.

It is a super-3 number, since 3×54675555557645³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 498491309 + ... + 498600978.

It is an arithmetic number, because the mean of its divisors is an integer number (4477941465408).

Almost surely, 2^{54675555557645} is an apocalyptic number.

54675555557645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54675555557645 is a deficient number, since it is larger than the sum of its proper divisors (16971507888883).

54675555557645 is a wasteful number, since it uses less digits than its factorization.

54675555557645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997093300.

The product of its digits is 11025000000, while the sum is 74.

The spelling of 54675555557645 in words is "fifty-four trillion, six hundred seventy-five billion, five hundred fifty-five million, five hundred fifty-seven thousand, six hundred forty-five".