3631051127138 has 4 divisors (see below), whose sum is σ = 5446576690710. Its totient is φ = 1815525563568.

The previous prime is 3631051127101. The next prime is 3631051127173. The reversal of 3631051127138 is 8317211501363.

3631051127138 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 only one way, i.e., 2965363212529 + 665687914609 = 1722023^2 + 815897^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3631051127095 and 3631051127104.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 907762781783 + ... + 907762781786.

Almost surely, 2^{3631051127138} is an apocalyptic number.

3631051127138 is a deficient number, since it is larger than the sum of its proper divisors (1815525563572).

3631051127138 is a wasteful number, since it uses less digits than its factorization.

3631051127138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1815525563571.

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 3631051127138 in words is "three trillion, six hundred thirty-one billion, fifty-one million, one hundred twenty-seven thousand, one hundred thirty-eight".