1425040356729 has 32 divisors (see below), whose sum is σ = 2194810494336. Its totient is φ = 812821713920.

The previous prime is 1425040356713. The next prime is 1425040356737. The reversal of 1425040356729 is 9276530405241.

It is a cyclic number.

It is not a de Polignac number, because 1425040356729 - 2⁴ = 1425040356713 is a prime.

It is a super-3 number, since 3×1425040356729³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1425040351729) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18045559 + ... + 18124355.

It is an arithmetic number, because the mean of its divisors is an integer number (68587827948).

Almost surely, 2^{1425040356729} is an apocalyptic number.

It is an amenable number.

1425040356729 is a deficient number, since it is larger than the sum of its proper divisors (769770137607).

1425040356729 is a wasteful number, since it uses less digits than its factorization.

1425040356729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111065.

The product of its (nonzero) digits is 1814400, while the sum is 48.

The spelling of 1425040356729 in words is "one trillion, four hundred twenty-five billion, forty million, three hundred fifty-six thousand, seven hundred twenty-nine".