125552022399 has 24 divisors (see below), whose sum is σ = 184797456480. Its totient is φ = 82111952832.

The previous prime is 125552022391. The next prime is 125552022403. The reversal of 125552022399 is 993220255521.

It is a happy number.

125552022399 is a `hidden beast` number, since 1 + 2 + 5 + 55 + 202 + 2 + 399 = 666.

It is not a de Polignac number, because 125552022399 - 2³ = 125552022391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125552022391) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7604197 + ... + 7620689.

It is an arithmetic number, because the mean of its divisors is an integer number (7699894020).

Almost surely, 2^125552022399 is an apocalyptic number.

125552022399 is a deficient number, since it is larger than the sum of its proper divisors (59245434081).

125552022399 is a wasteful number, since it uses less digits than its factorization.

125552022399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32511 (or 32508 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 45.

The spelling of 125552022399 in words is "one hundred twenty-five billion, five hundred fifty-two million, twenty-two thousand, three hundred ninety-nine".