1425013370657 has 12 divisors (see below), whose sum is σ = 1562599781376. Its totient is φ = 1297924883520.

The previous prime is 1425013370621. The next prime is 1425013370681. The reversal of 1425013370657 is 7560733105241.

It is not a de Polignac number, because 1425013370657 - 2²⁰ = 1425012322081 is a prime.

It is a super-2 number, since 2×1425013370657² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1425013370687) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79520753 + ... + 79538670.

It is an arithmetic number, because the mean of its divisors is an integer number (130216648448).

Almost surely, 2^{1425013370657} is an apocalyptic number.

1425013370657 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1425013370657 is a deficient number, since it is larger than the sum of its proper divisors (137586410719).

1425013370657 is a wasteful number, since it uses less digits than its factorization.

1425013370657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159059488 (or 159059471 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 44.

Adding to 1425013370657 its reverse (7560733105241), we get a palindrome (8985746475898).

The spelling of 1425013370657 in words is "one trillion, four hundred twenty-five billion, thirteen million, three hundred seventy thousand, six hundred fifty-seven".