54765391398 has 32 divisors (see below), whose sum is σ = 111139748352. Its totient is φ = 17988684000.

The previous prime is 54765391397. The next prime is 54765391403. The reversal of 54765391398 is 89319356745.

It is a super-2 number, since 2×54765391398² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54765391397) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86286 + ... + 342017.

It is an arithmetic number, because the mean of its divisors is an integer number (3473117136).

Almost surely, 2^54765391398 is an apocalyptic number.

54765391398 is an abundant number, since it is smaller than the sum of its proper divisors (56374356954).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54765391398 is a wasteful number, since it uses less digits than its factorization.

54765391398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428620.

The product of its digits is 24494400, while the sum is 60.

The spelling of 54765391398 in words is "fifty-four billion, seven hundred sixty-five million, three hundred ninety-one thousand, three hundred ninety-eight".