1125031650550 has 12 divisors (see below), whose sum is σ = 2092558870116. Its totient is φ = 450012660200.

The previous prime is 1125031650539. The next prime is 1125031650559. The reversal of 1125031650550 is 550561305211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125031650559) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11250316456 + ... + 11250316555.

It is an arithmetic number, because the mean of its divisors is an integer number (174379905843).

Almost surely, 2^{1125031650550} is an apocalyptic number.

1125031650550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1125031650550 is a deficient number, since it is larger than the sum of its proper divisors (967527219566).

1125031650550 is a wasteful number, since it uses less digits than its factorization.

1125031650550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22500633023 (or 22500633018 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 34.

Adding to 1125031650550 its reverse (550561305211), we get a palindrome (1675592955761).

The spelling of 1125031650550 in words is "one trillion, one hundred twenty-five billion, thirty-one million, six hundred fifty thousand, five hundred fifty".