2356151961 has 16 divisors (see below), whose sum is σ = 3272713920. Its totient is φ = 1506478080.

The previous prime is 2356151953. The next prime is 2356151977. The reversal of 2356151961 is 1691516532.

It is a happy number.

It is not a de Polignac number, because 2356151961 - 2³ = 2356151953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2356151921) 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, 155080 + ... + 169593.

It is an arithmetic number, because the mean of its divisors is an integer number (204544620).

Almost surely, 2^2356151961 is an apocalyptic number.

It is an amenable number.

2356151961 is a deficient number, since it is larger than the sum of its proper divisors (916561959).

2356151961 is a wasteful number, since it uses less digits than its factorization.

2356151961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324776.

The product of its digits is 48600, while the sum is 39.

The square root of 2356151961 is about 48540.2097337867. The cubic root of 2356151961 is about 1330.6620332675.

The spelling of 2356151961 in words is "two billion, three hundred fifty-six million, one hundred fifty-one thousand, nine hundred sixty-one".