420962889061 has 72 divisors (see below), whose sum is σ = 526423363200. Its totient is φ = 335572997760.

The previous prime is 420962889049. The next prime is 420962889073. The reversal of 420962889061 is 160988269024.

It is an interprime number because it is at equal distance from previous prime (420962889049) and next prime (420962889073).

It is not a de Polignac number, because 420962889061 - 2¹¹ = 420962887013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 420962888993 and 420962889011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420962889661) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 70075720 + ... + 70081726.

It is an arithmetic number, because the mean of its divisors is an integer number (7311435600).

Almost surely, 2^420962889061 is an apocalyptic number.

It is an amenable number.

420962889061 is a deficient number, since it is larger than the sum of its proper divisors (105460474139).

420962889061 is a wasteful number, since it uses less digits than its factorization.

420962889061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6227 (or 6203 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 55.

The spelling of 420962889061 in words is "four hundred twenty billion, nine hundred sixty-two million, eight hundred eighty-nine thousand, sixty-one".