626200542653161 has 24 divisors (see below), whose sum is σ = 735269748403680. Its totient is φ = 531709270287552.

The previous prime is 626200542653149. The next prime is 626200542653249. The reversal of 626200542653161 is 161356245002626.

It is not a de Polignac number, because 626200542653161 - 2³⁷ = 626063103699689 is a prime.

It is a super-2 number, since 2×626200542653161² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (626200542659161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 156196626 + ... + 160155508.

It is an arithmetic number, because the mean of its divisors is an integer number (30636239516820).

Almost surely, 2^{626200542653161} is an apocalyptic number.

It is an amenable number.

626200542653161 is a deficient number, since it is larger than the sum of its proper divisors (109069205750519).

626200542653161 is a wasteful number, since it uses less digits than its factorization.

626200542653161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3989173 (or 3989166 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 49.

Adding to 626200542653161 its reverse (161356245002626), we get a palindrome (787556787655787).

The spelling of 626200542653161 in words is "six hundred twenty-six trillion, two hundred billion, five hundred forty-two million, six hundred fifty-three thousand, one hundred sixty-one".