345654387723 has 8 divisors (see below), whose sum is σ = 473328531088. Its totient is φ = 224208251424.

The previous prime is 345654387703. The next prime is 345654387733. The reversal of 345654387723 is 327783456543.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 345654387723 - 2²⁵ = 345620833291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345654387703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1557001636 + ... + 1557001857.

It is an arithmetic number, because the mean of its divisors is an integer number (59166066386).

Almost surely, 2^345654387723 is an apocalyptic number.

345654387723 is a deficient number, since it is larger than the sum of its proper divisors (127674143365).

345654387723 is a wasteful number, since it uses less digits than its factorization.

345654387723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3114003533.

The product of its digits is 50803200, while the sum is 57.

The spelling of 345654387723 in words is "three hundred forty-five billion, six hundred fifty-four million, three hundred eighty-seven thousand, seven hundred twenty-three".