344650902061 has 4 divisors (see below), whose sum is σ = 344658603772. Its totient is φ = 344643200352.

The previous prime is 344650902053. The next prime is 344650902103. The reversal of 344650902061 is 160209056443.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 160209056443 = 347 ⋅461697569.

It can be written as a sum of positive squares in 2 ways, for example, as 20085975625 + 324564926436 = 141725^2 + 569706^2 .

It is a cyclic number.

It is not a de Polignac number, because 344650902061 - 2³ = 344650902053 is a prime.

It is a super-2 number, since 2×344650902061² (a number of 24 digits) contains 22 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 (344650902031) 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, 3783336 + ... + 3873361.

It is an arithmetic number, because the mean of its divisors is an integer number (86164650943).

Almost surely, 2^344650902061 is an apocalyptic number.

It is an amenable number.

344650902061 is a deficient number, since it is larger than the sum of its proper divisors (7701711).

344650902061 is an equidigital number, since it uses as much as digits as its factorization.

344650902061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7701710.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 344650902061 in words is "three hundred forty-four billion, six hundred fifty million, nine hundred two thousand, sixty-one".