61043945283 has 48 divisors (see below), whose sum is σ = 91150824960. Its totient is φ = 39337607232.

The previous prime is 61043945269. The next prime is 61043945293. The reversal of 61043945283 is 38254934016.

61043945283 is a `hidden beast` number, since 610 + 4 + 3 + 9 + 4 + 5 + 28 + 3 = 666.

It is not a de Polignac number, because 61043945283 - 2¹² = 61043941187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61043945293) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 54357360 + ... + 54358482.

It is an arithmetic number, because the mean of its divisors is an integer number (1898975520).

Almost surely, 2^61043945283 is an apocalyptic number.

61043945283 is a deficient number, since it is larger than the sum of its proper divisors (30106879677).

61043945283 is a wasteful number, since it uses less digits than its factorization.

61043945283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2088 (or 2085 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 61043945283 in words is "sixty-one billion, forty-three million, nine hundred forty-five thousand, two hundred eighty-three".