1190856051238 has 32 divisors (see below), whose sum is σ = 2090273094144. Its totient is φ = 498300308352.

The previous prime is 1190856051233. The next prime is 1190856051251. The reversal of 1190856051238 is 8321506580911.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1190856051191 and 1190856051200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1190856051233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5511570 + ... + 5723557.

It is an arithmetic number, because the mean of its divisors is an integer number (65321034192).

Almost surely, 2^{1190856051238} is an apocalyptic number.

1190856051238 is a deficient number, since it is larger than the sum of its proper divisors (899417042906).

1190856051238 is a wasteful number, since it uses less digits than its factorization.

1190856051238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11235316.

The product of its (nonzero) digits is 518400, while the sum is 49.

The spelling of 1190856051238 in words is "one trillion, one hundred ninety billion, eight hundred fifty-six million, fifty-one thousand, two hundred thirty-eight".