16290559465944 has 32 divisors (see below), whose sum is σ = 40753567800000. Its totient is φ = 5426563937312.

The previous prime is 16290559465787. The next prime is 16290559465949. The reversal of 16290559465944 is 44956495509261.

It is a super-2 number, since 2×16290559465944² (a number of 27 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (69) 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 (16290559465949) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226372734 + ... + 226444685.

It is an arithmetic number, because the mean of its divisors is an integer number (1273548993750).

Almost surely, 2^{16290559465944} is an apocalyptic number.

It is an amenable number.

16290559465944 is an abundant number, since it is smaller than the sum of its proper divisors (24463008334056).

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

16290559465944 is a wasteful number, since it uses less digits than its factorization.

16290559465944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452818927 (or 452818923 counting only the distinct ones).

The product of its (nonzero) digits is 419904000, while the sum is 69.

The spelling of 16290559465944 in words is "sixteen trillion, two hundred ninety billion, five hundred fifty-nine million, four hundred sixty-five thousand, nine hundred forty-four".