1342325664 has 144 divisors (see below), whose sum is σ = 3961706112. Its totient is φ = 430769664.

The previous prime is 1342325651. The next prime is 1342325671. The reversal of 1342325664 is 4665232431.

1342325664 is a `hidden beast` number, since 1 + 342 + 3 + 256 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1096957 + ... + 1098179.

It is an arithmetic number, because the mean of its divisors is an integer number (27511848).

Almost surely, 2^1342325664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1342325664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1980853056).

1342325664 is an abundant number, since it is smaller than the sum of its proper divisors (2619380448).

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

1342325664 is a wasteful number, since it uses less digits than its factorization.

1342325664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379 (or 1368 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The square root of 1342325664 is about 36637.7628137964. The cubic root of 1342325664 is about 1103.1112096749. Note that the first 3 decimals are identical.

The spelling of 1342325664 in words is "one billion, three hundred forty-two million, three hundred twenty-five thousand, six hundred sixty-four".