133874161478 has 16 divisors (see below), whose sum is σ = 207432023040. Its totient is φ = 64733133000.

The previous prime is 133874161381. The next prime is 133874161483. The reversal of 133874161478 is 874161478331.

It is a super-2 number, since 2×133874161478² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 654098 + ... + 834021.

It is an arithmetic number, because the mean of its divisors is an integer number (12964501440).

Almost surely, 2^133874161478 is an apocalyptic number.

133874161478 is a deficient number, since it is larger than the sum of its proper divisors (73557861562).

133874161478 is a wasteful number, since it uses less digits than its factorization.

133874161478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1489603.

The product of its digits is 2709504, while the sum is 53.

The spelling of 133874161478 in words is "one hundred thirty-three billion, eight hundred seventy-four million, one hundred sixty-one thousand, four hundred seventy-eight".