54858155511 has 8 divisors (see below), whose sum is σ = 73145931264. Its totient is φ = 36571241720.

The previous prime is 54858155509. The next prime is 54858155557. The reversal of 54858155511 is 11555185845.

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

It is a cyclic number.

It is not a de Polignac number, because 54858155511 - 2¹ = 54858155509 is a prime.

It is a super-2 number, since 2×54858155511² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54858155501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48501 + ... + 334766.

It is an arithmetic number, because the mean of its divisors is an integer number (9143241408).

Almost surely, 2^54858155511 is an apocalyptic number.

54858155511 is a deficient number, since it is larger than the sum of its proper divisors (18287775753).

54858155511 is a wasteful number, since it uses less digits than its factorization.

54858155511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430981.

The product of its digits is 800000, while the sum is 48.

The spelling of 54858155511 in words is "fifty-four billion, eight hundred fifty-eight million, one hundred fifty-five thousand, five hundred eleven".