1425606075531 has 48 divisors (see below), whose sum is σ = 2317998035808. Its totient is φ = 836777318400.

The previous prime is 1425606075511. The next prime is 1425606075571. The reversal of 1425606075531 is 1355706065241.

1425606075531 is a `hidden beast` number, since 1 + 4 + 2 + 5 + 6 + 0 + 607 + 5 + 5 + 31 = 666.

It is not a de Polignac number, because 1425606075531 - 2²² = 1425601881227 is a prime.

It is a super-2 number, since 2×1425606075531² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1425606075511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 725746 + ... + 1837911.

It is an arithmetic number, because the mean of its divisors is an integer number (48291625746).

Almost surely, 2^{1425606075531} is an apocalyptic number.

1425606075531 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1425606075531 is a deficient number, since it is larger than the sum of its proper divisors (892391960277).

1425606075531 is a wasteful number, since it uses less digits than its factorization.

1425606075531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2563852 (or 2563849 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 45.

The spelling of 1425606075531 in words is "one trillion, four hundred twenty-five billion, six hundred six million, seventy-five thousand, five hundred thirty-one".