55775450788930 has 8 divisors (see below), whose sum is σ = 100395811420092. Its totient is φ = 22310180315568.

The previous prime is 55775450788903. The next prime is 55775450788961. The reversal of 55775450788930 is 3988705457755.

It can be written as a sum of positive squares in 2 ways, for example, as 51167512003609 + 4607938785321 = 7153147^2 + 2146611^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×55775450788930² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2788772539437 + ... + 2788772539456.

Almost surely, 2^{55775450788930} is an apocalyptic number.

55775450788930 is a deficient number, since it is larger than the sum of its proper divisors (44620360631162).

55775450788930 is a wasteful number, since it uses less digits than its factorization.

55775450788930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5577545078900.

The product of its (nonzero) digits is 1481760000, while the sum is 73.

The spelling of 55775450788930 in words is "fifty-five trillion, seven hundred seventy-five billion, four hundred fifty million, seven hundred eighty-eight thousand, nine hundred thirty".