1616422925757 has 16 divisors (see below), whose sum is σ = 2196302584320. Its totient is φ = 1057086818112.

The previous prime is 1616422925731. The next prime is 1616422925779. The reversal of 1616422925757 is 7575292246161.

It is a happy number.

It is not a de Polignac number, because 1616422925757 - 2¹² = 1616422921661 is a prime.

It is a super-2 number, since 2×1616422925757² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1616422925697 and 1616422925706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1616422925717) 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, 80382 + ... + 1799807.

It is an arithmetic number, because the mean of its divisors is an integer number (137268911520).

Almost surely, 2^{1616422925757} is an apocalyptic number.

It is an amenable number.

1616422925757 is a deficient number, since it is larger than the sum of its proper divisors (579879658563).

1616422925757 is a wasteful number, since it uses less digits than its factorization.

1616422925757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1885652.

The product of its digits is 12700800, while the sum is 57.

The spelling of 1616422925757 in words is "one trillion, six hundred sixteen billion, four hundred twenty-two million, nine hundred twenty-five thousand, seven hundred fifty-seven".