153450040212 has 72 divisors (see below), whose sum is σ = 449543832192. Its totient is φ = 43225358400.

The previous prime is 153450040153. The next prime is 153450040223. The reversal of 153450040212 is 212040054351.

153450040212 is a `hidden beast` number, since 153 + 4 + 500 + 4 + 0 + 2 + 1 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4270339 + ... + 4306122.

It is an arithmetic number, because the mean of its divisors is an integer number (6243664336).

Almost surely, 2^153450040212 is an apocalyptic number.

153450040212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

153450040212 is an abundant number, since it is smaller than the sum of its proper divisors (296093791980).

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

153450040212 is a wasteful number, since it uses less digits than its factorization.

153450040212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8576549 (or 8576544 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 153450040212 its reverse (212040054351), we get a palindrome (365490094563).

The spelling of 153450040212 in words is "one hundred fifty-three billion, four hundred fifty million, forty thousand, two hundred twelve".