420414202523534 has 16 divisors (see below), whose sum is σ = 636704624886000. Its totient is φ = 208181132437824.

The previous prime is 420414202523519. The next prime is 420414202523591. The reversal of 420414202523534 is 435325202414024.

It is a junction number, because it is equal to n+sod(n) for n = 420414202523491 and 420414202523500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 450752084 + ... + 451683815.

It is an arithmetic number, because the mean of its divisors is an integer number (39794039055375).

Almost surely, 2^{420414202523534} is an apocalyptic number.

420414202523534 is a deficient number, since it is larger than the sum of its proper divisors (216290422362466).

420414202523534 is a wasteful number, since it uses less digits than its factorization.

420414202523534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902438147.

The product of its (nonzero) digits is 921600, while the sum is 41.

Adding to 420414202523534 its reverse (435325202414024), we get a palindrome (855739404937558).

The spelling of 420414202523534 in words is "four hundred twenty trillion, four hundred fourteen billion, two hundred two million, five hundred twenty-three thousand, five hundred thirty-four".