54643700734645 has 32 divisors (see below), whose sum is σ = 73216432967040. Its totient is φ = 38806437546240.

The previous prime is 54643700734643. The next prime is 54643700734657.

It is a happy number.

54643700734645 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 54643700734645 - 2¹ = 54643700734643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54643700734645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54643700734643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5937351 + ... + 12022459.

It is an arithmetic number, because the mean of its divisors is an integer number (2288013530220).

Almost surely, 2^{54643700734645} is an apocalyptic number.

54643700734645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54643700734645 is a deficient number, since it is larger than the sum of its proper divisors (18572732232395).

54643700734645 is a wasteful number, since it uses less digits than its factorization.

54643700734645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6088965.

The product of its (nonzero) digits is 101606400, while the sum is 58.

The spelling of 54643700734645 in words is "fifty-four trillion, six hundred forty-three billion, seven hundred million, seven hundred thirty-four thousand, six hundred forty-five".