61324808726000 has 40 divisors (see below), whose sum is σ = 148283387504304. Its totient is φ = 24529923489600.

The previous prime is 61324808725981. The next prime is 61324808726149. The reversal of 61324808726000 is 62780842316.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15331200182 + ... + 15331204181.

Almost surely, 2^{61324808726000} is an apocalyptic number.

It is an amenable number.

61324808726000 is an abundant number, since it is smaller than the sum of its proper divisors (86958578778304).

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

61324808726000 is a wasteful number, since it uses less digits than its factorization.

61324808726000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30662404386 (or 30662404370 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 47.

The spelling of 61324808726000 in words is "sixty-one trillion, three hundred twenty-four billion, eight hundred eight million, seven hundred twenty-six thousand".