134616251661 has 32 divisors (see below), whose sum is σ = 193505083392. Its totient is φ = 82999572480.

The previous prime is 134616251641. The next prime is 134616251687. The reversal of 134616251661 is 166152616431.

It is not a de Polignac number, because 134616251661 - 2⁷ = 134616251533 is a prime.

It is a super-2 number, since 2×134616251661² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134616251641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2438976 + ... + 2493558.

It is an arithmetic number, because the mean of its divisors is an integer number (6047033856).

Almost surely, 2^134616251661 is an apocalyptic number.

It is an amenable number.

134616251661 is a deficient number, since it is larger than the sum of its proper divisors (58888831731).

134616251661 is a wasteful number, since it uses less digits than its factorization.

134616251661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55793.

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

The spelling of 134616251661 in words is "one hundred thirty-four billion, six hundred sixteen million, two hundred fifty-one thousand, six hundred sixty-one".