1425117816 has 48 divisors (see below), whose sum is σ = 3873387960. Its totient is φ = 473353920.

The previous prime is 1425117809. The next prime is 1425117821. The reversal of 1425117816 is 6187115241.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14595 + ... + 55346.

Almost surely, 2^1425117816 is an apocalyptic number.

It is an amenable number.

1425117816 is an abundant number, since it is smaller than the sum of its proper divisors (2448270144).

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

1425117816 is a wasteful number, since it uses less digits than its factorization.

1425117816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70236 (or 70229 counting only the distinct ones).

The product of its digits is 13440, while the sum is 36.

The square root of 1425117816 is about 37750.7326551419. The cubic root of 1425117816 is about 1125.3395691981.

The spelling of 1425117816 in words is "one billion, four hundred twenty-five million, one hundred seventeen thousand, eight hundred sixteen".