426535106521654 has 32 divisors (see below), whose sum is σ = 689173966656000. Its totient is φ = 196817870710944.

The previous prime is 426535106521633. The next prime is 426535106521679. The reversal of 426535106521654 is 456125601535624.

It is a junction number, because it is equal to n+sod(n) for n = 426535106521595 and 426535106521604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2491663437 + ... + 2491834615.

It is an arithmetic number, because the mean of its divisors is an integer number (21536686458000).

Almost surely, 2^{426535106521654} is an apocalyptic number.

426535106521654 is a deficient number, since it is larger than the sum of its proper divisors (262638860134346).

426535106521654 is a wasteful number, since it uses less digits than its factorization.

426535106521654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192292.

The product of its (nonzero) digits is 25920000, while the sum is 55.

The spelling of 426535106521654 in words is "four hundred twenty-six trillion, five hundred thirty-five billion, one hundred six million, five hundred twenty-one thousand, six hundred fifty-four".