211496993624 has 48 divisors (see below), whose sum is σ = 461352370680. Its totient is φ = 90631443840.

The previous prime is 211496993597. The next prime is 211496993633. The reversal of 211496993624 is 426399694112.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a self number, because there is not a number n which added to its sum of digits gives 211496993624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4262639 + ... + 4311969.

Almost surely, 2^211496993624 is an apocalyptic number.

It is an amenable number.

211496993624 is an abundant number, since it is smaller than the sum of its proper divisors (249855377056).

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

211496993624 is a wasteful number, since it uses less digits than its factorization.

211496993624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60288 (or 60277 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 56.

The spelling of 211496993624 in words is "two hundred eleven billion, four hundred ninety-six million, nine hundred ninety-three thousand, six hundred twenty-four".