696523115961 has 16 divisors (see below), whose sum is σ = 1031935921600. Its totient is φ = 464326323264.

The previous prime is 696523115933. The next prime is 696523115963. The reversal of 696523115961 is 169511325696.

696523115961 is a `hidden beast` number, since 6 + 9 + 6 + 523 + 1 + 1 + 59 + 61 = 666.

It is not a de Polignac number, because 696523115961 - 2¹³ = 696523107769 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 696523115898 and 696523115907.

It is not an unprimeable number, because it can be changed into a prime (696523115963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43456 + ... + 1181073.

It is an arithmetic number, because the mean of its divisors is an integer number (64495995100).

Almost surely, 2^696523115961 is an apocalyptic number.

It is an amenable number.

696523115961 is a deficient number, since it is larger than the sum of its proper divisors (335412805639).

696523115961 is a wasteful number, since it uses less digits than its factorization.

696523115961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245605 (or 1245599 counting only the distinct ones).

The product of its digits is 2624400, while the sum is 54.

The spelling of 696523115961 in words is "six hundred ninety-six billion, five hundred twenty-three million, one hundred fifteen thousand, nine hundred sixty-one".