16239311057484 has 48 divisors (see below), whose sum is σ = 42105185136000. Its totient is φ = 5412683568528.

The previous prime is 16239311057483. The next prime is 16239311057503. The reversal of 16239311057484 is 48475011393261.

16239311057484 is a `hidden beast` number, since 1 + 6 + 2 + 39 + 31 + 1 + 0 + 574 + 8 + 4 = 666.

It is a super-2 number, since 2×16239311057484² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 16239311057484.

It is not an unprimeable number, because it can be changed into a prime (16239311057483) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4435422 + ... + 7221605.

It is an arithmetic number, because the mean of its divisors is an integer number (877191357000).

It is a 1-persistent number, because it is pandigital, but 2⋅16239311057484 = 32478622114968 is not.

Almost surely, 2^{16239311057484} is an apocalyptic number.

It is an amenable number.

16239311057484 is an abundant number, since it is smaller than the sum of its proper divisors (25865874078516).

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

16239311057484 is a wasteful number, since it uses less digits than its factorization.

16239311057484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11669939 (or 11669931 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 16239311057484 in words is "sixteen trillion, two hundred thirty-nine billion, three hundred eleven million, fifty-seven thousand, four hundred eighty-four".