125522355500 has 48 divisors (see below), whose sum is σ = 278002041408. Its totient is φ = 49501760000.

The previous prime is 125522355481. The next prime is 125522355503. The reversal of 125522355500 is 5553225521.

It is not an unprimeable number, because it can be changed into a prime (125522355503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1732421 + ... + 1803420.

It is an arithmetic number, because the mean of its divisors is an integer number (5791709196).

Almost surely, 2^125522355500 is an apocalyptic number.

125522355500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125522355500 is an abundant number, since it is smaller than the sum of its proper divisors (152479685908).

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

125522355500 is a wasteful number, since it uses less digits than its factorization.

125522355500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3535931 (or 3535919 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 35.

The spelling of 125522355500 in words is "one hundred twenty-five billion, five hundred twenty-two million, three hundred fifty-five thousand, five hundred".