133510615378 has 16 divisors (see below), whose sum is σ = 229446111744. Its totient is φ = 57076142400.

The previous prime is 133510615363. The next prime is 133510615429. The reversal of 133510615378 is 873516015331.

It is a super-2 number, since 2×133510615378² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11885250 + ... + 11896477.

It is an arithmetic number, because the mean of its divisors is an integer number (14340381984).

Almost surely, 2^133510615378 is an apocalyptic number.

133510615378 is a deficient number, since it is larger than the sum of its proper divisors (95935496366).

133510615378 is a wasteful number, since it uses less digits than its factorization.

133510615378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23782137.

The product of its (nonzero) digits is 226800, while the sum is 43.

The spelling of 133510615378 in words is "one hundred thirty-three billion, five hundred ten million, six hundred fifteen thousand, three hundred seventy-eight".