133887197030 has 8 divisors (see below), whose sum is σ = 240996954672. Its totient is φ = 53554878808.

The previous prime is 133887196981. The next prime is 133887197083. The reversal of 133887197030 is 30791788331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 133887197030.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6694359842 + ... + 6694359861.

It is an arithmetic number, because the mean of its divisors is an integer number (30124619334).

Almost surely, 2^133887197030 is an apocalyptic number.

133887197030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133887197030 is a deficient number, since it is larger than the sum of its proper divisors (107109757642).

133887197030 is a wasteful number, since it uses less digits than its factorization.

133887197030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13388719710.

The product of its (nonzero) digits is 762048, while the sum is 50.

The spelling of 133887197030 in words is "one hundred thirty-three billion, eight hundred eighty-seven million, one hundred ninety-seven thousand, thirty".