1425575736149 has 4 divisors (see below), whose sum is σ = 1439690347500. Its totient is φ = 1411461124800.

The previous prime is 1425575736121. The next prime is 1425575736161. The reversal of 1425575736149 is 9416375755241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 931813743025 + 493761993124 = 965305^2 + 702682^2 .

It is a cyclic number.

It is not a de Polignac number, because 1425575736149 - 2²⁸ = 1425307300693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425575736349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7057305524 + ... + 7057305725.

It is an arithmetic number, because the mean of its divisors is an integer number (359922586875).

Almost surely, 2^{1425575736149} is an apocalyptic number.

It is an amenable number.

1425575736149 is a deficient number, since it is larger than the sum of its proper divisors (14114611351).

1425575736149 is a wasteful number, since it uses less digits than its factorization.

1425575736149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14114611350.

The product of its digits is 31752000, while the sum is 59.

The spelling of 1425575736149 in words is "one trillion, four hundred twenty-five billion, five hundred seventy-five million, seven hundred thirty-six thousand, one hundred forty-nine".