202386042406 has 32 divisors (see below), whose sum is σ = 332149770720. Its totient is φ = 92097824256.

The previous prime is 202386042379. The next prime is 202386042409. The reversal of 202386042406 is 604240683202.

It is a super-2 number, since 2×202386042406² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202386042409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288441 + ... + 698548.

It is an arithmetic number, because the mean of its divisors is an integer number (10379680335).

Almost surely, 2^202386042406 is an apocalyptic number.

202386042406 is a deficient number, since it is larger than the sum of its proper divisors (129763728314).

202386042406 is a wasteful number, since it uses less digits than its factorization.

202386042406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987208.

The product of its (nonzero) digits is 110592, while the sum is 37.

The spelling of 202386042406 in words is "two hundred two billion, three hundred eighty-six million, forty-two thousand, four hundred six".