213747361371 has 12 divisors (see below), whose sum is σ = 309035020320. Its totient is φ = 142364934000.

The previous prime is 213747361327. The next prime is 213747361379. The reversal of 213747361371 is 173163747312.

213747361371 is a `hidden beast` number, since 21 + 3 + 7 + 4 + 7 + 3 + 613 + 7 + 1 = 666.

It is not a de Polignac number, because 213747361371 - 2²¹ = 213745264219 is a prime.

It is a super-3 number, since 3×213747361371³ (a number of 35 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (213747361379) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11098755 + ... + 11117996.

It is an arithmetic number, because the mean of its divisors is an integer number (25752918360).

Almost surely, 2^213747361371 is an apocalyptic number.

213747361371 is a deficient number, since it is larger than the sum of its proper divisors (95287658949).

213747361371 is a wasteful number, since it uses less digits than its factorization.

213747361371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22217826 (or 22217823 counting only the distinct ones).

The product of its digits is 444528, while the sum is 45.

The spelling of 213747361371 in words is "two hundred thirteen billion, seven hundred forty-seven million, three hundred sixty-one thousand, three hundred seventy-one".