202054500140 has 24 divisors (see below), whose sum is σ = 434663584992. Its totient is φ = 78850536320.

The previous prime is 202054500133. The next prime is 202054500149. The reversal of 202054500140 is 41005450202.

It is a happy number.

It is a super-3 number, since 3×202054500140³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (202054500149) 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, 123203144 + ... + 123204783.

It is an arithmetic number, because the mean of its divisors is an integer number (18110982708).

Almost surely, 2^202054500140 is an apocalyptic number.

202054500140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202054500140 is an abundant number, since it is smaller than the sum of its proper divisors (232609084852).

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

202054500140 is a wasteful number, since it uses less digits than its factorization.

202054500140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246407977 (or 246407975 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

Adding to 202054500140 its reverse (41005450202), we get a palindrome (243059950342).

The spelling of 202054500140 in words is "two hundred two billion, fifty-four million, five hundred thousand, one hundred forty".