16554651332 has 6 divisors (see below), whose sum is σ = 28970639838. Its totient is φ = 8277325664.

The previous prime is 16554651331. The next prime is 16554651359. The reversal of 16554651332 is 23315645561.

It can be written as a sum of positive squares in only one way, i.e., 13818942916 + 2735708416 = 117554^2 + 52304^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16554651332.

It is not an unprimeable number, because it can be changed into a prime (16554651331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2069331413 + ... + 2069331420.

It is an arithmetic number, because the mean of its divisors is an integer number (4828439973).

Almost surely, 2^16554651332 is an apocalyptic number.

It is an amenable number.

16554651332 is a deficient number, since it is larger than the sum of its proper divisors (12415988506).

16554651332 is a wasteful number, since it uses less digits than its factorization.

16554651332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4138662837 (or 4138662835 counting only the distinct ones).

The product of its digits is 324000, while the sum is 41.

The spelling of 16554651332 in words is "sixteen billion, five hundred fifty-four million, six hundred fifty-one thousand, three hundred thirty-two".