61696265496 has 64 divisors (see below), whose sum is σ = 167111683200. Its totient is φ = 18905553408.

The previous prime is 61696265489. The next prime is 61696265497. The reversal of 61696265496 is 69456269616.

It is a super-3 number, since 3×61696265496³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61696265497) 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, 1740786 + ... + 1775873.

It is an arithmetic number, because the mean of its divisors is an integer number (2611120050).

Almost surely, 2^61696265496 is an apocalyptic number.

It is an amenable number.

61696265496 is an abundant number, since it is smaller than the sum of its proper divisors (105415417704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61696265496 is a wasteful number, since it uses less digits than its factorization.

61696265496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3516728 (or 3516724 counting only the distinct ones).

The product of its digits is 25194240, while the sum is 60.

The spelling of 61696265496 in words is "sixty-one billion, six hundred ninety-six million, two hundred sixty-five thousand, four hundred ninety-six".