420773670760 has 32 divisors (see below), whose sum is σ = 946946852640. Its totient is φ = 168272829504.

The previous prime is 420773670721. The next prime is 420773670761. The reversal of 420773670760 is 67076377024.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (420773670761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 958542 + ... + 1326781.

It is an arithmetic number, because the mean of its divisors is an integer number (29592089145).

Almost surely, 2^420773670760 is an apocalyptic number.

420773670760 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

420773670760 is an abundant number, since it is smaller than the sum of its proper divisors (526173181880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

420773670760 is a wasteful number, since it uses less digits than its factorization.

420773670760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2289937 (or 2289933 counting only the distinct ones).

The product of its (nonzero) digits is 2074464, while the sum is 49.

The spelling of 420773670760 in words is "four hundred twenty billion, seven hundred seventy-three million, six hundred seventy thousand, seven hundred sixty".