202044442040 has 48 divisors (see below), whose sum is σ = 528820407000. Its totient is φ = 69272379456.

The previous prime is 202044442031. The next prime is 202044442063. The reversal of 202044442040 is 40244440202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51539990 + ... + 51543909.

Almost surely, 2^202044442040 is an apocalyptic number.

202044442040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202044442040 is an abundant number, since it is smaller than the sum of its proper divisors (326775964960).

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

202044442040 is a wasteful number, since it uses less digits than its factorization.

202044442040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103083924 (or 103083913 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 202044442040 its reverse (40244440202), we get a palindrome (242288882242).

The spelling of 202044442040 in words is "two hundred two billion, forty-four million, four hundred forty-two thousand, forty".