213164235454000 has 80 divisors (see below), whose sum is σ = 528002612294976. Its totient is φ = 83186043072000.

The previous prime is 213164235453913. The next prime is 213164235454021. The reversal of 213164235454000 is 454532461312.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×213164235454000² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1299699924 + ... + 1299863923.

Almost surely, 2^{213164235454000} is an apocalyptic number.

213164235454000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213164235454000 is an abundant number, since it is smaller than the sum of its proper divisors (314838376840976).

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

213164235454000 is a wasteful number, since it uses less digits than its factorization.

213164235454000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2599563911 (or 2599563895 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 213164235454000 in words is "two hundred thirteen trillion, one hundred sixty-four billion, two hundred thirty-five million, four hundred fifty-four thousand".