13455651346 has 4 divisors (see below), whose sum is σ = 20183477022. Its totient is φ = 6727825672.

The previous prime is 13455651331. The next prime is 13455651347. The reversal of 13455651346 is 64315655431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64315655431 = 43 ⋅1495712917.

It can be written as a sum of positive squares in only one way, i.e., 13193049321 + 262602025 = 114861^2 + 16205^2 .

It is a super-2 number, since 2×13455651346² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13455651347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3363912835 + ... + 3363912838.

Almost surely, 2^13455651346 is an apocalyptic number.

13455651346 is a deficient number, since it is larger than the sum of its proper divisors (6727825676).

13455651346 is an equidigital number, since it uses as much as digits as its factorization.

13455651346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6727825675.

The product of its digits is 648000, while the sum is 43.

The spelling of 13455651346 in words is "thirteen billion, four hundred fifty-five million, six hundred fifty-one thousand, three hundred forty-six".