5149638444755 has 128 divisors (see below), whose sum is σ = 7950149554176. Its totient is φ = 3119542272000.

The previous prime is 5149638444733. The next prime is 5149638444767. The reversal of 5149638444755 is 5574448369415.

It is a happy number.

It is not a de Polignac number, because 5149638444755 - 2²⁴ = 5149621667539 is a prime.

It is a super-2 number, since 2×5149638444755² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5149638444691 and 5149638444700.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 156170420 + ... + 156203390.

It is an arithmetic number, because the mean of its divisors is an integer number (62110543392).

Almost surely, 2^{5149638444755} is an apocalyptic number.

5149638444755 is a deficient number, since it is larger than the sum of its proper divisors (2800511109421).

5149638444755 is a wasteful number, since it uses less digits than its factorization.

5149638444755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33237.

The product of its digits is 290304000, while the sum is 65.

The spelling of 5149638444755 in words is "five trillion, one hundred forty-nine billion, six hundred thirty-eight million, four hundred forty-four thousand, seven hundred fifty-five".