15522052000 has 192 divisors, whose sum is σ = 46939785984. Its totient is φ = 4912358400.

The previous prime is 15522051991. The next prime is 15522052037. The reversal of 15522052000 is 25022551.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 342679 + ... + 385321.

It is an arithmetic number, because the mean of its divisors is an integer number (244478052).

Almost surely, 2^15522052000 is an apocalyptic number.

15522052000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15522052000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23469892992).

15522052000 is an abundant number, since it is smaller than the sum of its proper divisors (31417733984).

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

15522052000 is a wasteful number, since it uses less digits than its factorization.

15522052000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42688 (or 42670 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

Adding to 15522052000 its reverse (25022551), we get a palindrome (15547074551).

The spelling of 15522052000 in words is "fifteen billion, five hundred twenty-two million, fifty-two thousand".