61514009052 has 48 divisors (see below), whose sum is σ = 144899543040. Its totient is φ = 20309933952.

The previous prime is 61514009047. The next prime is 61514009077. The reversal of 61514009052 is 25090041516.

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, 907599 + ... + 973017.

It is an arithmetic number, because the mean of its divisors is an integer number (3018740480).

Almost surely, 2^61514009052 is an apocalyptic number.

It is an amenable number.

61514009052 is an abundant number, since it is smaller than the sum of its proper divisors (83385533988).

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

61514009052 is a wasteful number, since it uses less digits than its factorization.

61514009052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66170 (or 66168 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 33.

The spelling of 61514009052 in words is "sixty-one billion, five hundred fourteen million, nine thousand, fifty-two".