125277752890 has 8 divisors (see below), whose sum is σ = 225499955220. Its totient is φ = 50111101152.

The previous prime is 125277752857. The next prime is 125277752933. The reversal of 125277752890 is 98257772521.

125277752890 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 114367741489 + 10910011401 = 338183^2 + 104451^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6263887635 + ... + 6263887654.

Almost surely, 2^125277752890 is an apocalyptic number.

125277752890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125277752890 is a deficient number, since it is larger than the sum of its proper divisors (100222202330).

125277752890 is a wasteful number, since it uses less digits than its factorization.

125277752890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12527775296.

The product of its (nonzero) digits is 4939200, while the sum is 55.

The spelling of 125277752890 in words is "one hundred twenty-five billion, two hundred seventy-seven million, seven hundred fifty-two thousand, eight hundred ninety".