420353341502 has 8 divisors (see below), whose sum is σ = 630868830312. Its totient is φ = 210063731400.

The previous prime is 420353341481. The next prime is 420353341511. The reversal of 420353341502 is 205143353024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56465024 + ... + 56472467.

It is an arithmetic number, because the mean of its divisors is an integer number (78858603789).

Almost surely, 2^420353341502 is an apocalyptic number.

420353341502 is a deficient number, since it is larger than the sum of its proper divisors (210515488810).

420353341502 is a wasteful number, since it uses less digits than its factorization.

420353341502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112939354.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 420353341502 its reverse (205143353024), we get a palindrome (625496694526).

The spelling of 420353341502 in words is "four hundred twenty billion, three hundred fifty-three million, three hundred forty-one thousand, five hundred two".