213054959734 has 16 divisors (see below), whose sum is σ = 321591060000. Its totient is φ = 105858316864.

The previous prime is 213054959729. The next prime is 213054959759. The reversal of 213054959734 is 437959450312.

It is a super-2 number, since 2×213054959734² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1059492 + ... + 1244440.

It is an arithmetic number, because the mean of its divisors is an integer number (20099441250).

Almost surely, 2^213054959734 is an apocalyptic number.

213054959734 is a deficient number, since it is larger than the sum of its proper divisors (108536100266).

213054959734 is a wasteful number, since it uses less digits than its factorization.

213054959734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188567.

The product of its (nonzero) digits is 4082400, while the sum is 52.

The spelling of 213054959734 in words is "two hundred thirteen billion, fifty-four million, nine hundred fifty-nine thousand, seven hundred thirty-four".