213415400140 has 24 divisors (see below), whose sum is σ = 448183572480. Its totient is φ = 85364020608.

The previous prime is 213415400131. The next prime is 213415400153. The reversal of 213415400140 is 41004514312.

It is a super-2 number, since 2×213415400140² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 866869 + ... + 1085491.

It is an arithmetic number, because the mean of its divisors is an integer number (18674315520).

Almost surely, 2^213415400140 is an apocalyptic number.

213415400140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213415400140 is an abundant number, since it is smaller than the sum of its proper divisors (234768172340).

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

213415400140 is a wasteful number, since it uses less digits than its factorization.

213415400140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267441 (or 267439 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 213415400140 its reverse (41004514312), we get a palindrome (254419914452).

The spelling of 213415400140 in words is "two hundred thirteen billion, four hundred fifteen million, four hundred thousand, one hundred forty".