202604606040 has 32 divisors (see below), whose sum is σ = 607813818480. Its totient is φ = 54027894912.

The previous prime is 202604606027. The next prime is 202604606041. The reversal of 202604606040 is 40606406202.

202604606040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×202604606040³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 202604605989 and 202604606007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202604606041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 844185739 + ... + 844185978.

Almost surely, 2^202604606040 is an apocalyptic number.

202604606040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202604606040 is an abundant number, since it is smaller than the sum of its proper divisors (405209212440).

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

202604606040 is a wasteful number, since it uses less digits than its factorization.

202604606040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1688371731 (or 1688371727 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The spelling of 202604606040 in words is "two hundred two billion, six hundred four million, six hundred six thousand, forty".