61283254252 has 24 divisors (see below), whose sum is σ = 117239592960. Its totient is φ = 27797860560.

The previous prime is 61283254247. The next prime is 61283254283. The reversal of 61283254252 is 25245238216.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 1432788 + ... + 1474939.

It is an arithmetic number, because the mean of its divisors is an integer number (4884983040).

Almost surely, 2^61283254252 is an apocalyptic number.

It is an amenable number.

61283254252 is a deficient number, since it is larger than the sum of its proper divisors (55956338708).

61283254252 is a wasteful number, since it uses less digits than its factorization.

61283254252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2908221 (or 2908219 counting only the distinct ones).

The product of its digits is 230400, while the sum is 40.

The spelling of 61283254252 in words is "sixty-one billion, two hundred eighty-three million, two hundred fifty-four thousand, two hundred fifty-two".