1342643522007 has 32 divisors (see below), whose sum is σ = 1861011391680. Its totient is φ = 859997465600.

The previous prime is 1342643521931. The next prime is 1342643522029. The reversal of 1342643522007 is 7002253462431.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1342643522007 is a prime.

It is a super-2 number, since 2×1342643522007² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342643592007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17218507 + ... + 17296307.

It is an arithmetic number, because the mean of its divisors is an integer number (58156605990).

Almost surely, 2^{1342643522007} is an apocalyptic number.

1342643522007 is a deficient number, since it is larger than the sum of its proper divisors (518367869673).

1342643522007 is a wasteful number, since it uses less digits than its factorization.

1342643522007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78803.

The product of its (nonzero) digits is 241920, while the sum is 39.

Adding to 1342643522007 its reverse (7002253462431), we get a palindrome (8344896984438).

The spelling of 1342643522007 in words is "one trillion, three hundred forty-two billion, six hundred forty-three million, five hundred twenty-two thousand, seven".