61611496 has 16 divisors (see below), whose sum is σ = 116820900. Its totient is φ = 30459264.

The previous prime is 61611469. The next prime is 61611497. The reversal of 61611496 is 69411616.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 48024900 + 13586596 = 6930^2 + 3686^2 .

It is not an unprimeable number, because it can be changed into a prime (61611497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42555 + ... + 43978.

Almost surely, 2^61611496 is an apocalyptic number.

It is an amenable number.

61611496 is a deficient number, since it is larger than the sum of its proper divisors (55209404).

61611496 is a wasteful number, since it uses less digits than its factorization.

61611496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86628 (or 86624 counting only the distinct ones).

The product of its digits is 7776, while the sum is 34.

The square root of 61611496 is about 7849.2990769877. The cubic root of 61611496 is about 394.9607310212.

The spelling of 61611496 in words is "sixty-one million, six hundred eleven thousand, four hundred ninety-six".