15454145344 has 112 divisors (see below), whose sum is σ = 34248303360. Its totient is φ = 6859274240.

The previous prime is 15454145321. The next prime is 15454145359. The reversal of 15454145344 is 44354145451.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 15454145297 and 15454145306.

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, 8916702 + ... + 8918434.

Almost surely, 2^15454145344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15454145344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17124151680).

15454145344 is an abundant number, since it is smaller than the sum of its proper divisors (18794158016).

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

15454145344 is a wasteful number, since it uses less digits than its factorization.

15454145344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2048 (or 2038 counting only the distinct ones).

The product of its digits is 384000, while the sum is 40.

The spelling of 15454145344 in words is "fifteen billion, four hundred fifty-four million, one hundred forty-five thousand, three hundred forty-four".