1346632366431 has 48 divisors (see below), whose sum is σ = 2029299304032. Its totient is φ = 793149603840.

The previous prime is 1346632366351. The next prime is 1346632366441.

1346632366431 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1346632366431 - 2¹¹ = 1346632364383 is a prime.

It is a super-2 number, since 2×1346632366431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1346632366441) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11451871 + ... + 11568863.

It is an arithmetic number, because the mean of its divisors is an integer number (42277068834).

Almost surely, 2^{1346632366431} is an apocalyptic number.

1346632366431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1346632366431 is a deficient number, since it is larger than the sum of its proper divisors (682666937601).

1346632366431 is a wasteful number, since it uses less digits than its factorization.

1346632366431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117912 (or 117901 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 48.

The spelling of 1346632366431 in words is "one trillion, three hundred forty-six billion, six hundred thirty-two million, three hundred sixty-six thousand, four hundred thirty-one".