1425244640263 has 8 divisors (see below), whose sum is σ = 1426215100032. Its totient is φ = 1424274322296.

The previous prime is 1425244640243. The next prime is 1425244640291. The reversal of 1425244640263 is 3620464425241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1425244640263 - 2²¹ = 1425242543111 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 (1425244640243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26790456 + ... + 26843602.

It is an arithmetic number, because the mean of its divisors is an integer number (178276887504).

Almost surely, 2^{1425244640263} is an apocalyptic number.

1425244640263 is a deficient number, since it is larger than the sum of its proper divisors (970459769).

1425244640263 is a wasteful number, since it uses less digits than its factorization.

1425244640263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70901.

The product of its (nonzero) digits is 1105920, while the sum is 43.

The spelling of 1425244640263 in words is "one trillion, four hundred twenty-five billion, two hundred forty-four million, six hundred forty thousand, two hundred sixty-three".