15042422432 has 48 divisors (see below), whose sum is σ = 30366088704. Its totient is φ = 7330752000.

The previous prime is 15042422419. The next prime is 15042422459. The reversal of 15042422432 is 23422424051.

It is a junction number, because it is equal to n+sod(n) for n = 15042422395 and 15042422404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1531457 + ... + 1541247.

It is an arithmetic number, because the mean of its divisors is an integer number (632626848).

Almost surely, 2^15042422432 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 15042422432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15183044352).

15042422432 is an abundant number, since it is smaller than the sum of its proper divisors (15323666272).

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

15042422432 is a wasteful number, since it uses less digits than its factorization.

15042422432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11013 (or 11005 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 15042422432 its reverse (23422424051), we get a palindrome (38464846483).

The spelling of 15042422432 in words is "fifteen billion, forty-two million, four hundred twenty-two thousand, four hundred thirty-two".