54156126545 has 8 divisors (see below), whose sum is σ = 64990330560. Its totient is φ = 43322915440.

The previous prime is 54156126527. The next prime is 54156126559. The reversal of 54156126545 is 54562165145.

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

It is not a de Polignac number, because 54156126545 - 2³⁴ = 36976257361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54156126496 and 54156126505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122435 + ... + 351144.

It is an arithmetic number, because the mean of its divisors is an integer number (8123791320).

Almost surely, 2^54156126545 is an apocalyptic number.

It is an amenable number.

54156126545 is a deficient number, since it is larger than the sum of its proper divisors (10834204015).

54156126545 is a wasteful number, since it uses less digits than its factorization.

54156126545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496455.

The product of its digits is 720000, while the sum is 44.

The spelling of 54156126545 in words is "fifty-four billion, one hundred fifty-six million, one hundred twenty-six thousand, five hundred forty-five".