16022144540 has 48 divisors (see below), whose sum is σ = 35133170688. Its totient is φ = 6126060864.

The previous prime is 16022144507. The next prime is 16022144561. The reversal of 16022144540 is 4544122061.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 717179 + ... + 739181.

It is an arithmetic number, because the mean of its divisors is an integer number (731941056).

Almost surely, 2^16022144540 is an apocalyptic number.

16022144540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16022144540 is an abundant number, since it is smaller than the sum of its proper divisors (19111026148).

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

16022144540 is a wasteful number, since it uses less digits than its factorization.

16022144540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23618 (or 23616 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The spelling of 16022144540 in words is "sixteen billion, twenty-two million, one hundred forty-four thousand, five hundred forty".