1215625127652 has 96 divisors (see below), whose sum is σ = 3402116600960. Its totient is φ = 373149866880.

The previous prime is 1215625127581. The next prime is 1215625127669. The reversal of 1215625127652 is 2567215265121.

1215625127652 is a `hidden beast` number, since 1 + 2 + 1 + 5 + 62 + 512 + 76 + 5 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1215625127598 and 1215625127607.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 437218 + ... + 1619385.

Almost surely, 2^{1215625127652} is an apocalyptic number.

1215625127652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1215625127652 is an abundant number, since it is smaller than the sum of its proper divisors (2186491473308).

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

1215625127652 is a wasteful number, since it uses less digits than its factorization.

1215625127652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2057050 (or 2057042 counting only the distinct ones).

The product of its digits is 504000, while the sum is 45.

The spelling of 1215625127652 in words is "one trillion, two hundred fifteen billion, six hundred twenty-five million, one hundred twenty-seven thousand, six hundred fifty-two".