133672701456 has 60 divisors (see below), whose sum is σ = 427540468992. Its totient is φ = 38192200128.

The previous prime is 133672701419. The next prime is 133672701467. The reversal of 133672701456 is 654107276331.

133672701456 is a `hidden beast` number, since 1 + 3 + 367 + 270 + 14 + 5 + 6 = 666.

It is a super-2 number, since 2×133672701456² (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 11 ways as a sum of consecutive naturals, for example, 66304896 + ... + 66306911.

Almost surely, 2^133672701456 is an apocalyptic number.

133672701456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

133672701456 is an abundant number, since it is smaller than the sum of its proper divisors (293867767536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133672701456 is a wasteful number, since it uses less digits than its factorization.

133672701456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132611828 (or 132611819 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

Adding to 133672701456 its reverse (654107276331), we get a palindrome (787779977787).

The spelling of 133672701456 in words is "one hundred thirty-three billion, six hundred seventy-two million, seven hundred one thousand, four hundred fifty-six".