213050557476 has 45 divisors (see below), whose sum is σ = 556977961771. Its totient is φ = 71014083048.

The previous prime is 213050557471. The next prime is 213050557477. The reversal of 213050557476 is 674755050312.

It is a happy number.

The square root of 213050557476 is 461574.

It is a perfect power (a square), and thus also a powerful number.

213050557476 is a `hidden beast` number, since 2 + 1 + 3 + 0 + 5 + 0 + 5 + 574 + 76 = 666.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213050557471) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 8295511 + ... + 8321153.

Almost surely, 2^213050557476 is an apocalyptic number.

213050557476 is the 461574-th square number.

It is an amenable number.

213050557476 is an abundant number, since it is smaller than the sum of its proper divisors (343927404295).

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

213050557476 is an frugal number, since it uses more digits than its factorization.

213050557476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51302 (or 25648 counting only the distinct ones).

The product of its (nonzero) digits is 882000, while the sum is 45.

The spelling of 213050557476 in words is "two hundred thirteen billion, fifty million, five hundred fifty-seven thousand, four hundred seventy-six".