345646141537 has 2 divisors, whose sum is σ = 345646141538. Its totient is φ = 345646141536.

The previous prime is 345646141517. The next prime is 345646141559. The reversal of 345646141537 is 735141646543.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 219481943121 + 126164198416 = 468489^2 + 355196^2 .

It is a cyclic number.

It is not a de Polignac number, because 345646141537 - 2⁷ = 345646141409 is a prime.

It is not a weakly prime, because it can be changed into another prime (345646141517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172823070768 + 172823070769.

It is an arithmetic number, because the mean of its divisors is an integer number (172823070769).

Almost surely, 2^345646141537 is an apocalyptic number.

It is an amenable number.

345646141537 is a deficient number, since it is larger than the sum of its proper divisors (1).

345646141537 is an equidigital number, since it uses as much as digits as its factorization.

345646141537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3628800, while the sum is 49.

The spelling of 345646141537 in words is "three hundred forty-five billion, six hundred forty-six million, one hundred forty-one thousand, five hundred thirty-seven".