1425572656 has 20 divisors (see below), whose sum is σ = 2763612304. Its totient is φ = 712382400.

The previous prime is 1425572653. The next prime is 1425572677. The reversal of 1425572656 is 6562755241.

It is not an unprimeable number, because it can be changed into a prime (1425572653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4966 + ... + 53626.

Almost surely, 2^1425572656 is an apocalyptic number.

1425572656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1425572656 is a deficient number, since it is larger than the sum of its proper divisors (1338039648).

1425572656 is a wasteful number, since it uses less digits than its factorization.

1425572656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50500 (or 50494 counting only the distinct ones).

The product of its digits is 504000, while the sum is 43.

The square root of 1425572656 is about 37756.7564284857. The cubic root of 1425572656 is about 1125.4592774308.

The spelling of 1425572656 in words is "one billion, four hundred twenty-five million, five hundred seventy-two thousand, six hundred fifty-six".