61152952318 has 4 divisors (see below), whose sum is σ = 91729428480. Its totient is φ = 30576476158.

The previous prime is 61152952271. The next prime is 61152952331. The reversal of 61152952318 is 81325925116.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15288238078 + ... + 15288238081.

It is an arithmetic number, because the mean of its divisors is an integer number (22932357120).

Almost surely, 2^61152952318 is an apocalyptic number.

61152952318 is a deficient number, since it is larger than the sum of its proper divisors (30576476162).

61152952318 is a wasteful number, since it uses less digits than its factorization.

61152952318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30576476161.

The product of its digits is 129600, while the sum is 43.

The spelling of 61152952318 in words is "sixty-one billion, one hundred fifty-two million, nine hundred fifty-two thousand, three hundred eighteen".