134251132400 has 120 divisors (see below), whose sum is σ = 402125821824. Its totient is φ = 41844499200.

The previous prime is 134251132399. The next prime is 134251132439. The reversal of 134251132400 is 4231152431.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 134251132400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2148602 + ... + 2210201.

Almost surely, 2^134251132400 is an apocalyptic number.

134251132400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134251132400 is an abundant number, since it is smaller than the sum of its proper divisors (267874689424).

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

134251132400 is a wasteful number, since it uses less digits than its factorization.

134251132400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4358839 (or 4358828 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 134251132400 its reverse (4231152431), we get a palindrome (138482284831).

The spelling of 134251132400 in words is "one hundred thirty-four billion, two hundred fifty-one million, one hundred thirty-two thousand, four hundred".