54455056542645 has 64 divisors (see below), whose sum is σ = 95643811749888. Its totient is φ = 26237556576000.

The previous prime is 54455056542637. The next prime is 54455056542647. The reversal of 54455056542645 is 54624565055445.

It is not a de Polignac number, because 54455056542645 - 2³ = 54455056542637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54455056542647) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21829564 + ... + 24195866.

It is an arithmetic number, because the mean of its divisors is an integer number (1494434558592).

Almost surely, 2^{54455056542645} is an apocalyptic number.

54455056542645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54455056542645 is a deficient number, since it is larger than the sum of its proper divisors (41188755207243).

54455056542645 is a wasteful number, since it uses less digits than its factorization.

54455056542645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2367194.

The product of its (nonzero) digits is 288000000, while the sum is 60.

The spelling of 54455056542645 in words is "fifty-four trillion, four hundred fifty-five billion, fifty-six million, five hundred forty-two thousand, six hundred forty-five".