16247552552 has 32 divisors (see below), whose sum is σ = 37981293120. Its totient is φ = 6330215040.

The previous prime is 16247552543. The next prime is 16247552621. The reversal of 16247552552 is 25525574261.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 13187333 + ... + 13188564.

It is an arithmetic number, because the mean of its divisors is an integer number (1186915410).

Almost surely, 2^16247552552 is an apocalyptic number.

It is an amenable number.

16247552552 is an abundant number, since it is smaller than the sum of its proper divisors (21733740568).

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

16247552552 is a wasteful number, since it uses less digits than its factorization.

16247552552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26375921 (or 26375917 counting only the distinct ones).

The product of its digits is 840000, while the sum is 44.

The spelling of 16247552552 in words is "sixteen billion, two hundred forty-seven million, five hundred fifty-two thousand, five hundred fifty-two".