61601175254 has 4 divisors (see below), whose sum is σ = 92401762884. Its totient is φ = 30800587626.

The previous prime is 61601175227. The next prime is 61601175329. The reversal of 61601175254 is 45257110616.

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 pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15400293812 + ... + 15400293815.

It is an arithmetic number, because the mean of its divisors is an integer number (23100440721).

Almost surely, 2^61601175254 is an apocalyptic number.

61601175254 is a deficient number, since it is larger than the sum of its proper divisors (30800587630).

61601175254 is a wasteful number, since it uses less digits than its factorization.

61601175254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30800587629.

The product of its (nonzero) digits is 50400, while the sum is 38.

The spelling of 61601175254 in words is "sixty-one billion, six hundred one million, one hundred seventy-five thousand, two hundred fifty-four".