54102415422 has 32 divisors (see below), whose sum is σ = 118276381440. Its totient is φ = 16362067520.

The previous prime is 54102415403. The next prime is 54102415427. The reversal of 54102415422 is 22451420145.

It is a self number, because there is not a number n which added to its sum of digits gives 54102415422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54102415427) 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, 781647 + ... + 848042.

It is an arithmetic number, because the mean of its divisors is an integer number (3696136920).

Almost surely, 2^54102415422 is an apocalyptic number.

54102415422 is an abundant number, since it is smaller than the sum of its proper divisors (64173966018).

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

54102415422 is a wasteful number, since it uses less digits than its factorization.

54102415422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1630208.

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 54102415422 its reverse (22451420145), we get a palindrome (76553835567).

The spelling of 54102415422 in words is "fifty-four billion, one hundred two million, four hundred fifteen thousand, four hundred twenty-two".