54857666400603 has 32 divisors (see below), whose sum is σ = 83262863941632. Its totient is φ = 31801303168800.

The previous prime is 54857666400553. The next prime is 54857666400631. The reversal of 54857666400603 is 30600466675845.

It is not a de Polignac number, because 54857666400603 - 2¹⁶ = 54857666335067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54857666404603) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 162842926 + ... + 163179452.

It is an arithmetic number, because the mean of its divisors is an integer number (2601964498176).

Almost surely, 2^{54857666400603} is an apocalyptic number.

54857666400603 is a deficient number, since it is larger than the sum of its proper divisors (28405197541029).

54857666400603 is a wasteful number, since it uses less digits than its factorization.

54857666400603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551335.

The product of its (nonzero) digits is 87091200, while the sum is 60.

The spelling of 54857666400603 in words is "fifty-four trillion, eight hundred fifty-seven billion, six hundred sixty-six million, four hundred thousand, six hundred three".