345026085551 has 4 divisors (see below), whose sum is σ = 394315526352. Its totient is φ = 295736644752.

The previous prime is 345026085529. The next prime is 345026085553. The reversal of 345026085551 is 155580620543.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 155580620543 = 47 ⋅3310225969.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345026085551 is a prime.

It is a super-3 number, since 3×345026085551³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345026085553) 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, 24644720390 + ... + 24644720403.

It is an arithmetic number, because the mean of its divisors is an integer number (98578881588).

Almost surely, 2^345026085551 is an apocalyptic number.

345026085551 is a deficient number, since it is larger than the sum of its proper divisors (49289440801).

345026085551 is an equidigital number, since it uses as much as digits as its factorization.

345026085551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49289440800.

The product of its (nonzero) digits is 720000, while the sum is 44.

The spelling of 345026085551 in words is "three hundred forty-five billion, twenty-six million, eighty-five thousand, five hundred fifty-one".