125502533301320 has 64 divisors (see below), whose sum is σ = 328809871653120. Its totient is φ = 42217563757824.

The previous prime is 125502533301293. The next prime is 125502533301337. The reversal of 125502533301320 is 23103335205521.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4228507172 + ... + 4228536851.

It is an arithmetic number, because the mean of its divisors is an integer number (5137654244580).

Almost surely, 2^{125502533301320} is an apocalyptic number.

125502533301320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125502533301320 is an abundant number, since it is smaller than the sum of its proper divisors (203307338351800).

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

125502533301320 is a wasteful number, since it uses less digits than its factorization.

125502533301320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8457044094 (or 8457044090 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 35.

Adding to 125502533301320 its reverse (23103335205521), we get a palindrome (148605868506841).

The spelling of 125502533301320 in words is "one hundred twenty-five trillion, five hundred two billion, five hundred thirty-three million, three hundred one thousand, three hundred twenty".