16015005437952 has 208 divisors, whose sum is σ = 42999091964928. Its totient is φ = 5301183283200.

The previous prime is 16015005437923. The next prime is 16015005437993. The reversal of 16015005437952 is 25973450051061.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 3170657827 + ... + 3170662877.

Almost surely, 2^{16015005437952} is an apocalyptic number.

16015005437952 is a gapful number since it is divisible by the number (12) 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 16015005437952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21499545982464).

16015005437952 is an abundant number, since it is smaller than the sum of its proper divisors (26984086526976).

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

16015005437952 is a wasteful number, since it uses less digits than its factorization.

16015005437952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6824 (or 6802 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 48.

The spelling of 16015005437952 in words is "sixteen trillion, fifteen billion, five million, four hundred thirty-seven thousand, nine hundred fifty-two".