61010478448 has 40 divisors (see below), whose sum is σ = 120990526448. Its totient is φ = 29787512832.

The previous prime is 61010478379. The next prime is 61010478469. The reversal of 61010478448 is 84487401016.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2987440 + ... + 3007792.

Almost surely, 2^61010478448 is an apocalyptic number.

It is an amenable number.

61010478448 is a deficient number, since it is larger than the sum of its proper divisors (59980048000).

61010478448 is a wasteful number, since it uses less digits than its factorization.

61010478448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24761 (or 24755 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 43.

The spelling of 61010478448 in words is "sixty-one billion, ten million, four hundred seventy-eight thousand, four hundred forty-eight".