54543531401015 has 4 divisors (see below), whose sum is σ = 65452237681224. Its totient is φ = 43634825120808.

The previous prime is 54543531400999. The next prime is 54543531401027. The reversal of 54543531401015 is 51010413534545.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54543531401015 - 2⁴ = 54543531400999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5454353140097 + ... + 5454353140106.

It is an arithmetic number, because the mean of its divisors is an integer number (16363059420306).

Almost surely, 2^{54543531401015} is an apocalyptic number.

54543531401015 is a deficient number, since it is larger than the sum of its proper divisors (10908706280209).

54543531401015 is a wasteful number, since it uses less digits than its factorization.

54543531401015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10908706280208.

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 54543531401015 in words is "fifty-four trillion, five hundred forty-three billion, five hundred thirty-one million, four hundred one thousand, fifteen".