134172440772 has 24 divisors (see below), whose sum is σ = 331484854176. Its totient is φ = 42093314688.

The previous prime is 134172440741. The next prime is 134172440791. The reversal of 134172440772 is 277044271431.

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, 328853818 + ... + 328854225.

It is an arithmetic number, because the mean of its divisors is an integer number (13811868924).

Almost surely, 2^134172440772 is an apocalyptic number.

134172440772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

134172440772 is an abundant number, since it is smaller than the sum of its proper divisors (197312413404).

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

134172440772 is a wasteful number, since it uses less digits than its factorization.

134172440772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657708067 (or 657708065 counting only the distinct ones).

The product of its (nonzero) digits is 263424, while the sum is 42.

The spelling of 134172440772 in words is "one hundred thirty-four billion, one hundred seventy-two million, four hundred forty thousand, seven hundred seventy-two".