420102515216 has 20 divisors (see below), whose sum is σ = 814033017600. Its totient is φ = 210029478432.

The previous prime is 420102515201. The next prime is 420102515233. The reversal of 420102515216 is 612515201024.

It is a super-2 number, since 2×420102515216² (a number of 24 digits) contains 22 as substring.

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, 1201496 + ... + 1511223.

It is an arithmetic number, because the mean of its divisors is an integer number (40701650880).

Almost surely, 2^420102515216 is an apocalyptic number.

It is an amenable number.

420102515216 is a deficient number, since it is larger than the sum of its proper divisors (393930502384).

420102515216 is a wasteful number, since it uses less digits than its factorization.

420102515216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2722406 (or 2722400 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The spelling of 420102515216 in words is "four hundred twenty billion, one hundred two million, five hundred fifteen thousand, two hundred sixteen".