162653400312 has 32 divisors (see below), whose sum is σ = 437913001680. Its totient is φ = 50047200000.

The previous prime is 162653400251. The next prime is 162653400313. The reversal of 162653400312 is 213004356261.

It is a super-2 number, since 2×162653400312² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162653400313) 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, 260662189 + ... + 260662812.

Almost surely, 2^162653400312 is an apocalyptic number.

162653400312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

162653400312 is an abundant number, since it is smaller than the sum of its proper divisors (275259601368).

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

162653400312 is a wasteful number, since it uses less digits than its factorization.

162653400312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521325023 (or 521325019 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 162653400312 its reverse (213004356261), we get a palindrome (375657756573).

The spelling of 162653400312 in words is "one hundred sixty-two billion, six hundred fifty-three million, four hundred thousand, three hundred twelve".