4251662663928 has 16 divisors (see below), whose sum is σ = 10629156659880. Its totient is φ = 1417220887968.

The previous prime is 4251662663923. The next prime is 4251662663951. The reversal of 4251662663928 is 8293662661524.

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4251662663923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88576305475 + ... + 88576305522.

Almost surely, 2^{4251662663928} is an apocalyptic number.

It is an amenable number.

4251662663928 is an abundant number, since it is smaller than the sum of its proper divisors (6377493995952).

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

4251662663928 is a wasteful number, since it uses less digits than its factorization.

4251662663928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177152611006 (or 177152611002 counting only the distinct ones).

The product of its digits is 44789760, while the sum is 60.

The spelling of 4251662663928 in words is "four trillion, two hundred fifty-one billion, six hundred sixty-two million, six hundred sixty-three thousand, nine hundred twenty-eight".