133416838372 has 48 divisors (see below), whose sum is σ = 248294576880. Its totient is φ = 62510211072.

The previous prime is 133416838367. The next prime is 133416838391. The reversal of 133416838372 is 273838614331.

It can be written as a sum of positive squares in 8 ways, for example, as 1579585536 + 131837252836 = 39744^2 + 363094^2 .

It is a super-2 number, since 2×133416838372² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43189404 + ... + 43192492.

It is an arithmetic number, because the mean of its divisors is an integer number (5172803685).

Almost surely, 2^133416838372 is an apocalyptic number.

It is an amenable number.

133416838372 is a deficient number, since it is larger than the sum of its proper divisors (114877738508).

133416838372 is a wasteful number, since it uses less digits than its factorization.

133416838372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5680 (or 5678 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 49.

The spelling of 133416838372 in words is "one hundred thirty-three billion, four hundred sixteen million, eight hundred thirty-eight thousand, three hundred seventy-two".