134265410004640 has 96 divisors (see below), whose sum is σ = 334003951008000. Its totient is φ = 50863207431168.

The previous prime is 134265410004631. The next prime is 134265410004641. The reversal of 134265410004640 is 46400014562431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 134265410004593 and 134265410004602.

It is not an unprimeable number, because it can be changed into a prime (134265410004641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2401566 + ... + 16561954.

It is an arithmetic number, because the mean of its divisors is an integer number (3479207823000).

Almost surely, 2^{134265410004640} is an apocalyptic number.

134265410004640 is a gapful number since it is divisible by the number (10) 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 134265410004640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167001975504000).

134265410004640 is an abundant number, since it is smaller than the sum of its proper divisors (199738541003360).

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

134265410004640 is a wasteful number, since it uses less digits than its factorization.

134265410004640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14163542 (or 14163534 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 134265410004640 in words is "one hundred thirty-four trillion, two hundred sixty-five billion, four hundred ten million, four thousand, six hundred forty".