14428651631 has 2 divisors, whose sum is σ = 14428651632. Its totient is φ = 14428651630.

The previous prime is 14428651543. The next prime is 14428651639. The reversal of 14428651631 is 13615682441.

It is a strong prime.

It is an emirp because it is prime and its reverse (13615682441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14428651631 - 2¹⁸ = 14428389487 is a prime.

It is a super-2 number, since 2×14428651631² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14428651639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7214325815 + 7214325816.

It is an arithmetic number, because the mean of its divisors is an integer number (7214325816).

Almost surely, 2^14428651631 is an apocalyptic number.

14428651631 is a deficient number, since it is larger than the sum of its proper divisors (1).

14428651631 is an equidigital number, since it uses as much as digits as its factorization.

14428651631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 138240, while the sum is 41.

The spelling of 14428651631 in words is "fourteen billion, four hundred twenty-eight million, six hundred fifty-one thousand, six hundred thirty-one".