54101511021 has 8 divisors (see below), whose sum is σ = 72233762080. Its totient is φ = 36018466992.

The previous prime is 54101511019. The next prime is 54101511043. The reversal of 54101511021 is 12011510145.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 54101511021 - 2¹ = 54101511019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54101511721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12299191 + ... + 12303588.

It is an arithmetic number, because the mean of its divisors is an integer number (9029220260).

Almost surely, 2^54101511021 is an apocalyptic number.

It is an amenable number.

54101511021 is a deficient number, since it is larger than the sum of its proper divisors (18132251059).

54101511021 is a wasteful number, since it uses less digits than its factorization.

54101511021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24603515.

The product of its (nonzero) digits is 200, while the sum is 21.

The spelling of 54101511021 in words is "fifty-four billion, one hundred one million, five hundred eleven thousand, twenty-one".