2134638655763 has 4 divisors (see below), whose sum is σ = 2148235080480. Its totient is φ = 2121042231048.

The previous prime is 2134638655711. The next prime is 2134638655771. The reversal of 2134638655763 is 3675568364312.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2134638655763 - 2¹² = 2134638651667 is a prime.

It is a super-2 number, since 2×2134638655763² (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 (2134638657763) 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, 6798212123 + ... + 6798212436.

It is an arithmetic number, because the mean of its divisors is an integer number (537058770120).

Almost surely, 2^{2134638655763} is an apocalyptic number.

2134638655763 is a deficient number, since it is larger than the sum of its proper divisors (13596424717).

2134638655763 is a wasteful number, since it uses less digits than its factorization.

2134638655763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13596424716.

The product of its digits is 65318400, while the sum is 59.

The spelling of 2134638655763 in words is "two trillion, one hundred thirty-four billion, six hundred thirty-eight million, six hundred fifty-five thousand, seven hundred sixty-three".