125553044050 has 48 divisors (see below), whose sum is σ = 280936751040. Its totient is φ = 40781136960.

The previous prime is 125553044041. The next prime is 125553044059. The reversal of 125553044050 is 50440355521.

It is an interprime number because it is at equal distance from previous prime (125553044041) and next prime (125553044059).

It is a junction number, because it is equal to n+sod(n) for n = 125553043997 and 125553044015.

It is not an unprimeable number, because it can be changed into a prime (125553044059) 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, 9433429 + ... + 9446728.

It is an arithmetic number, because the mean of its divisors is an integer number (5852848980).

Almost surely, 2^125553044050 is an apocalyptic number.

125553044050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125553044050 is an abundant number, since it is smaller than the sum of its proper divisors (155383706990).

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

125553044050 is a wasteful number, since it uses less digits than its factorization.

125553044050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18880195 (or 18880190 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 34.

Adding to 125553044050 its reverse (50440355521), we get a palindrome (175993399571).

The spelling of 125553044050 in words is "one hundred twenty-five billion, five hundred fifty-three million, forty-four thousand, fifty".