2134661342604 has 72 divisors (see below), whose sum is σ = 5815461593088. Its totient is φ = 607652629920.

The previous prime is 2134661342603. The next prime is 2134661342617. The reversal of 2134661342604 is 4062431664312.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (2134661342603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6538764 + ... + 6857459.

It is an arithmetic number, because the mean of its divisors is an integer number (80770299904).

Almost surely, 2^{2134661342604} is an apocalyptic number.

It is an amenable number.

2134661342604 is an abundant number, since it is smaller than the sum of its proper divisors (3680800250484).

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

2134661342604 is a wasteful number, since it uses less digits than its factorization.

2134661342604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13396515 (or 13396506 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 2134661342604 in words is "two trillion, one hundred thirty-four billion, six hundred sixty-one million, three hundred forty-two thousand, six hundred four".