134615311640 has 32 divisors (see below), whose sum is σ = 303072840000. Its totient is φ = 53812633344.

The previous prime is 134615311637. The next prime is 134615311643. The reversal of 134615311640 is 46113516431.

It is an interprime number because it is at equal distance from previous prime (134615311637) and next prime (134615311643).

It is a self number, because there is not a number n which added to its sum of digits gives 134615311640.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134615311643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 981440 + ... + 1110159.

It is an arithmetic number, because the mean of its divisors is an integer number (9471026250).

Almost surely, 2^134615311640 is an apocalyptic number.

134615311640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134615311640 is an abundant number, since it is smaller than the sum of its proper divisors (168457528360).

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

134615311640 is a wasteful number, since it uses less digits than its factorization.

134615311640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2093219 (or 2093215 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 134615311640 in words is "one hundred thirty-four billion, six hundred fifteen million, three hundred eleven thousand, six hundred forty".