61254373116 has 12 divisors (see below), whose sum is σ = 142926870632. Its totient is φ = 20418124368.

The previous prime is 61254373097. The next prime is 61254373121. The reversal of 61254373116 is 61137345216.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2552265535 + ... + 2552265558.

Almost surely, 2^61254373116 is an apocalyptic number.

It is an amenable number.

61254373116 is an abundant number, since it is smaller than the sum of its proper divisors (81672497516).

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

61254373116 is a wasteful number, since it uses less digits than its factorization.

61254373116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5104531100 (or 5104531098 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The spelling of 61254373116 in words is "sixty-one billion, two hundred fifty-four million, three hundred seventy-three thousand, one hundred sixteen".