125216364 has 72 divisors (see below), whose sum is σ = 366039408. Its totient is φ = 33022080.

The previous prime is 125216323. The next prime is 125216383. The reversal of 125216364 is 463612521.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 547 + ... + 15834.

Almost surely, 2^125216364 is an apocalyptic number.

125216364 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125216364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183019704).

125216364 is an abundant number, since it is smaller than the sum of its proper divisors (240823044).

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

125216364 is a wasteful number, since it uses less digits than its factorization.

125216364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16415 (or 16406 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 125216364 is about 11190.0117962404. The cubic root of 125216364 is about 500.2883190456.

Adding to 125216364 its reverse (463612521), we get a palindrome (588828885).

The spelling of 125216364 in words is "one hundred twenty-five million, two hundred sixteen thousand, three hundred sixty-four".