345420272005627 has 32 divisors (see below), whose sum is σ = 440085784320000. Its totient is φ = 263699395924608.

The previous prime is 345420272005579. The next prime is 345420272005639. The reversal of 345420272005627 is 726500272024543.

It is not a de Polignac number, because 345420272005627 - 2⁴⁷ = 204682783650299 is a prime.

It is a super-2 number, since 2×345420272005627² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (345420272005657) 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, 39703443 + ... + 47615164.

It is an arithmetic number, because the mean of its divisors is an integer number (13752680760000).

Almost surely, 2^{345420272005627} is an apocalyptic number.

345420272005627 is a deficient number, since it is larger than the sum of its proper divisors (94665512314373).

345420272005627 is a wasteful number, since it uses less digits than its factorization.

345420272005627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87320155.

The product of its (nonzero) digits is 5644800, while the sum is 49.

The spelling of 345420272005627 in words is "three hundred forty-five trillion, four hundred twenty billion, two hundred seventy-two million, five thousand, six hundred twenty-seven".