134860940928 has 224 divisors, whose sum is σ = 460365828960. Its totient is φ = 38531510784.

The previous prime is 134860940927. The next prime is 134860940953. The reversal of 134860940928 is 829049068431.

134860940928 is a `hidden beast` number, since 1 + 3 + 4 + 8 + 609 + 4 + 0 + 9 + 28 = 666.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (134860940927) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 549951 + ... + 756417.

Almost surely, 2^134860940928 is an apocalyptic number.

134860940928 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134860940928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230182914480).

134860940928 is an abundant number, since it is smaller than the sum of its proper divisors (325504888032).

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

134860940928 is an frugal number, since it uses more digits than its factorization.

134860940928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206506 (or 206479 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 54.

The spelling of 134860940928 in words is "one hundred thirty-four billion, eight hundred sixty million, nine hundred forty thousand, nine hundred twenty-eight".