61634562283 has 16 divisors (see below), whose sum is σ = 70583788800. Its totient is φ = 52721515296.

The previous prime is 61634562247. The next prime is 61634562293. The reversal of 61634562283 is 38226543616.

It is a cyclic number.

It is not a de Polignac number, because 61634562283 - 2²⁹ = 61097691371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61634562293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9781668 + ... + 9787966.

It is an arithmetic number, because the mean of its divisors is an integer number (4411486800).

Almost surely, 2^61634562283 is an apocalyptic number.

61634562283 is a deficient number, since it is larger than the sum of its proper divisors (8949226517).

61634562283 is a wasteful number, since it uses less digits than its factorization.

61634562283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8946.

The product of its digits is 1244160, while the sum is 46.

The spelling of 61634562283 in words is "sixty-one billion, six hundred thirty-four million, five hundred sixty-two thousand, two hundred eighty-three".