420872038835 has 32 divisors (see below), whose sum is σ = 542407129920. Its totient is φ = 312362569728.

The previous prime is 420872038799. The next prime is 420872038837. The reversal of 420872038835 is 538830278024.

It is a cyclic number.

It is not a de Polignac number, because 420872038835 - 2⁶ = 420872038771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (420872038837) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10733696 + ... + 10772834.

It is an arithmetic number, because the mean of its divisors is an integer number (16950222810).

Almost surely, 2^420872038835 is an apocalyptic number.

420872038835 is a deficient number, since it is larger than the sum of its proper divisors (121535091085).

420872038835 is a wasteful number, since it uses less digits than its factorization.

420872038835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40967.

The product of its (nonzero) digits is 2580480, while the sum is 50.

The spelling of 420872038835 in words is "four hundred twenty billion, eight hundred seventy-two million, thirty-eight thousand, eight hundred thirty-five".