6402526342 has 4 divisors (see below), whose sum is σ = 9603789516. Its totient is φ = 3201263170.

The previous prime is 6402526337. The next prime is 6402526363. The reversal of 6402526342 is 2436252046.

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

It is a junction number, because it is equal to n+sod(n) for n = 6402526298 and 6402526307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1600631584 + ... + 1600631587.

It is an arithmetic number, because the mean of its divisors is an integer number (2400947379).

Almost surely, 2^6402526342 is an apocalyptic number.

6402526342 is a deficient number, since it is larger than the sum of its proper divisors (3201263174).

6402526342 is a wasteful number, since it uses less digits than its factorization.

6402526342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3201263173.

The product of its (nonzero) digits is 69120, while the sum is 34.

The square root of 6402526342 is about 80015.7880796034. The cubic root of 6402526342 is about 1856.8797979912.

Adding to 6402526342 its reverse (2436252046), we get a palindrome (8838778388).

The spelling of 6402526342 in words is "six billion, four hundred two million, five hundred twenty-six thousand, three hundred forty-two".