54464155146445 has 16 divisors (see below), whose sum is σ = 71299096622208. Its totient is φ = 39609980069440.

The previous prime is 54464155146421. The next prime is 54464155146451.

54464155146445 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-54464155146445 is a prime.

It is a super-2 number, since 2×54464155146445² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54464155146445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3171552 + ... + 10908118.

It is an arithmetic number, because the mean of its divisors is an integer number (4456193538888).

Almost surely, 2^{54464155146445} is an apocalyptic number.

54464155146445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54464155146445 is a deficient number, since it is larger than the sum of its proper divisors (16834941475763).

54464155146445 is a wasteful number, since it uses less digits than its factorization.

54464155146445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7864580.

The product of its digits is 92160000, while the sum is 58.

The spelling of 54464155146445 in words is "fifty-four trillion, four hundred sixty-four billion, one hundred fifty-five million, one hundred forty-six thousand, four hundred forty-five".