402111654743 has 4 divisors (see below), whose sum is σ = 407775199248. Its totient is φ = 396448110240.

The previous prime is 402111654727. The next prime is 402111654779. The reversal of 402111654743 is 347456111204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 402111654743 - 2⁴ = 402111654727 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 402111654697 and 402111654706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402111654943) 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, 2831772146 + ... + 2831772287.

It is an arithmetic number, because the mean of its divisors is an integer number (101943799812).

Almost surely, 2^402111654743 is an apocalyptic number.

402111654743 is a deficient number, since it is larger than the sum of its proper divisors (5663544505).

402111654743 is an equidigital number, since it uses as much as digits as its factorization.

402111654743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5663544504.

The product of its (nonzero) digits is 80640, while the sum is 38.

Adding to 402111654743 its reverse (347456111204), we get a palindrome (749567765947).

The spelling of 402111654743 in words is "four hundred two billion, one hundred eleven million, six hundred fifty-four thousand, seven hundred forty-three".