1270637463263 has 4 divisors (see below), whose sum is σ = 1452157100880. Its totient is φ = 1089117825648.

The previous prime is 1270637463241. The next prime is 1270637463299. The reversal of 1270637463263 is 3623647360721.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1270637463263 is a prime.

It is a super-2 number, since 2×1270637463263² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1270637463203) 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, 90759818798 + ... + 90759818811.

It is an arithmetic number, because the mean of its divisors is an integer number (363039275220).

Almost surely, 2^{1270637463263} is an apocalyptic number.

1270637463263 is a deficient number, since it is larger than the sum of its proper divisors (181519637617).

1270637463263 is an equidigital number, since it uses as much as digits as its factorization.

1270637463263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181519637616.

The product of its (nonzero) digits is 4572288, while the sum is 50.

The spelling of 1270637463263 in words is "one trillion, two hundred seventy billion, six hundred thirty-seven million, four hundred sixty-three thousand, two hundred sixty-three".