345656378883 has 4 divisors (see below), whose sum is σ = 460875171848. Its totient is φ = 230437585920.

The previous prime is 345656378869. The next prime is 345656378909. The reversal of 345656378883 is 388873656543.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 345656378883 - 2¹² = 345656374787 is a prime.

It is a super-3 number, since 3×345656378883³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345655378883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57609396478 + ... + 57609396483.

It is an arithmetic number, because the mean of its divisors is an integer number (115218792962).

Almost surely, 2^345656378883 is an apocalyptic number.

345656378883 is a deficient number, since it is larger than the sum of its proper divisors (115218792965).

345656378883 is a wasteful number, since it uses less digits than its factorization.

345656378883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115218792964.

The product of its digits is 348364800, while the sum is 66.

The spelling of 345656378883 in words is "three hundred forty-five billion, six hundred fifty-six million, three hundred seventy-eight thousand, eight hundred eighty-three".