61574421179348 has 48 divisors (see below), whose sum is σ = 134781795101184. Its totient is φ = 23911890755040.

The previous prime is 61574421179203. The next prime is 61574421179377. The reversal of 61574421179348 is 84397112447516.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 325503086 + ... + 325692197.

It is an arithmetic number, because the mean of its divisors is an integer number (2807954064608).

Almost surely, 2^{61574421179348} is an apocalyptic number.

It is an amenable number.

61574421179348 is an abundant number, since it is smaller than the sum of its proper divisors (73207373921836).

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

61574421179348 is a wasteful number, since it uses less digits than its factorization.

61574421179348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651195612 (or 651195610 counting only the distinct ones).

The product of its digits is 40642560, while the sum is 62.

The spelling of 61574421179348 in words is "sixty-one trillion, five hundred seventy-four billion, four hundred twenty-one million, one hundred seventy-nine thousand, three hundred forty-eight".