1342395669923 has 32 divisors (see below), whose sum is σ = 1719129581568. Its totient is φ = 1017728294400.

The previous prime is 1342395669877. The next prime is 1342395669959. The reversal of 1342395669923 is 3299665932431.

It is a happy number.

It is a Cunningham number, because it is equal to 1158618²-1.

It is a cyclic number.

It is not a de Polignac number, because 1342395669923 - 2¹⁶ = 1342395604387 is a prime.

It is a super-2 number, since 2×1342395669923² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1342395669523) 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, 579311 + ... + 1737927.

It is an arithmetic number, because the mean of its divisors is an integer number (53722799424).

Almost surely, 2^{1342395669923} is an apocalyptic number.

1342395669923 is a deficient number, since it is larger than the sum of its proper divisors (376733911645).

1342395669923 is a wasteful number, since it uses less digits than its factorization.

1342395669923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1159043.

The product of its digits is 56687040, while the sum is 62.

The spelling of 1342395669923 in words is "one trillion, three hundred forty-two billion, three hundred ninety-five million, six hundred sixty-nine thousand, nine hundred twenty-three".