61457160766 has 8 divisors (see below), whose sum is σ = 92237449104. Its totient is φ = 30711344400.

The previous prime is 61457160703. The next prime is 61457160773. The reversal of 61457160766 is 66706175416.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8613535 + ... + 8620666.

It is an arithmetic number, because the mean of its divisors is an integer number (11529681138).

Almost surely, 2^61457160766 is an apocalyptic number.

61457160766 is a deficient number, since it is larger than the sum of its proper divisors (30780288338).

61457160766 is a wasteful number, since it uses less digits than its factorization.

61457160766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17235986.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 61457160766 in words is "sixty-one billion, four hundred fifty-seven million, one hundred sixty thousand, seven hundred sixty-six".