61055884938 has 16 divisors (see below), whose sum is σ = 122659358976. Its totient is φ = 20260696800.

The previous prime is 61055884933. The next prime is 61055884957. The reversal of 61055884938 is 83948855016.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (61055884933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22814763 + ... + 22817438.

It is an arithmetic number, because the mean of its divisors is an integer number (7666209936).

Almost surely, 2^61055884938 is an apocalyptic number.

61055884938 is an abundant number, since it is smaller than the sum of its proper divisors (61603474038).

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

61055884938 is a wasteful number, since it uses less digits than its factorization.

61055884938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45632429.

The product of its (nonzero) digits is 8294400, while the sum is 57.

The spelling of 61055884938 in words is "sixty-one billion, fifty-five million, eight hundred eighty-four thousand, nine hundred thirty-eight".