187076131893 has 12 divisors (see below), whose sum is σ = 308824090848. Its totient is φ = 106900646760.

The previous prime is 187076131889. The next prime is 187076131903. The reversal of 187076131893 is 398131670781.

187076131893 is a `hidden beast` number, since 1 + 8 + 7 + 0 + 7 + 613 + 18 + 9 + 3 = 666.

It is not a de Polignac number, because 187076131893 - 2² = 187076131889 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (187076131093) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1484731143 + ... + 1484731268.

It is an arithmetic number, because the mean of its divisors is an integer number (25735340904).

Almost surely, 2^187076131893 is an apocalyptic number.

It is an amenable number.

187076131893 is a deficient number, since it is larger than the sum of its proper divisors (121747958955).

187076131893 is a wasteful number, since it uses less digits than its factorization.

187076131893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2969462424 (or 2969462421 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 54.

The spelling of 187076131893 in words is "one hundred eighty-seven billion, seventy-six million, one hundred thirty-one thousand, eight hundred ninety-three".