61613256497084 has 6 divisors (see below), whose sum is σ = 107823198869904. Its totient is φ = 30806628248540.

The previous prime is 61613256497081. The next prime is 61613256497099. The reversal of 61613256497084 is 48079465231616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61613256497081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7701657062132 + ... + 7701657062139.

It is an arithmetic number, because the mean of its divisors is an integer number (17970533144984).

It is a 1-persistent number, because it is pandigital, but 2⋅61613256497084 = 123226512994168 is not.

Almost surely, 2^{61613256497084} is an apocalyptic number.

It is an amenable number.

61613256497084 is a deficient number, since it is larger than the sum of its proper divisors (46209942372820).

61613256497084 is a wasteful number, since it uses less digits than its factorization.

61613256497084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15403314124275 (or 15403314124273 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 62.

The spelling of 61613256497084 in words is "sixty-one trillion, six hundred thirteen billion, two hundred fifty-six million, four hundred ninety-seven thousand, eighty-four".