213054959730 has 64 divisors (see below), whose sum is σ = 541501728768. Its totient is φ = 53463582720.

The previous prime is 213054959729. The next prime is 213054959759. The reversal of 213054959730 is 37959450312.

It is a self number, because there is not a number n which added to its sum of digits gives 213054959730.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3293679 + ... + 3357741.

It is an arithmetic number, because the mean of its divisors is an integer number (8460964512).

Almost surely, 2^213054959730 is an apocalyptic number.

213054959730 is an abundant number, since it is smaller than the sum of its proper divisors (328446769038).

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

213054959730 is a wasteful number, since it uses less digits than its factorization.

213054959730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70611.

The product of its (nonzero) digits is 1020600, while the sum is 48.

The spelling of 213054959730 in words is "two hundred thirteen billion, fifty-four million, nine hundred fifty-nine thousand, seven hundred thirty".