61452505704 has 32 divisors (see below), whose sum is σ = 155040732000. Its totient is φ = 20296239552.

The previous prime is 61452505703. The next prime is 61452505729. The reversal of 61452505704 is 40750525416.

It is not an unprimeable number, because it can be changed into a prime (61452505703) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 11742894 + ... + 11748125.

It is an arithmetic number, because the mean of its divisors is an integer number (4845022875).

Almost surely, 2^61452505704 is an apocalyptic number.

It is an amenable number.

61452505704 is an abundant number, since it is smaller than the sum of its proper divisors (93588226296).

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

61452505704 is a wasteful number, since it uses less digits than its factorization.

61452505704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23491137 (or 23491133 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 39.

The spelling of 61452505704 in words is "sixty-one billion, four hundred fifty-two million, five hundred five thousand, seven hundred four".