345238012273 has 96 divisors (see below), whose sum is σ = 465545283840. Its totient is φ = 249719500800.

The previous prime is 345238012261. The next prime is 345238012297. The reversal of 345238012273 is 372210832543.

It is not a de Polignac number, because 345238012273 - 2⁹ = 345238011761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345238012213) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 362263965 + ... + 362264917.

It is an arithmetic number, because the mean of its divisors is an integer number (4849430040).

Almost surely, 2^345238012273 is an apocalyptic number.

It is an amenable number.

345238012273 is a deficient number, since it is larger than the sum of its proper divisors (120307271567).

345238012273 is a wasteful number, since it uses less digits than its factorization.

345238012273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319 (or 1308 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 345238012273 in words is "three hundred forty-five billion, two hundred thirty-eight million, twelve thousand, two hundred seventy-three".