2630347253969 has 4 divisors (see below), whose sum is σ = 2785073563044. Its totient is φ = 2475620944896.

The previous prime is 2630347253957. The next prime is 2630347253987. The reversal of 2630347253969 is 9693527430362.

2630347253969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1958144039569 + 672203214400 = 1399337^2 + 819880^2 .

It is a cyclic number.

It is not a de Polignac number, because 2630347253969 - 2⁸ = 2630347253713 is a prime.

It is a super-2 number, since 2×2630347253969² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2630347253929) 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, 77363154512 + ... + 77363154545.

It is an arithmetic number, because the mean of its divisors is an integer number (696268390761).

Almost surely, 2^{2630347253969} is an apocalyptic number.

It is an amenable number.

2630347253969 is a deficient number, since it is larger than the sum of its proper divisors (154726309075).

2630347253969 is a wasteful number, since it uses less digits than its factorization.

2630347253969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154726309074.

The product of its (nonzero) digits is 44089920, while the sum is 59.

The spelling of 2630347253969 in words is "two trillion, six hundred thirty billion, three hundred forty-seven million, two hundred fifty-three thousand, nine hundred sixty-nine".