1616426310156 has 72 divisors (see below), whose sum is σ = 4426269951600. Its totient is φ = 457749024768.

The previous prime is 1616426310139. The next prime is 1616426310181. The reversal of 1616426310156 is 6510136246161.

It is a super-2 number, since 2×1616426310156² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12097381 + ... + 12230268.

It is an arithmetic number, because the mean of its divisors is an integer number (61475971550).

Almost surely, 2^{1616426310156} is an apocalyptic number.

It is an amenable number.

1616426310156 is an abundant number, since it is smaller than the sum of its proper divisors (2809843641444).

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

1616426310156 is a wasteful number, since it uses less digits than its factorization.

1616426310156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24327783 (or 24327774 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The spelling of 1616426310156 in words is "one trillion, six hundred sixteen billion, four hundred twenty-six million, three hundred ten thousand, one hundred fifty-six".