211417803407 has 12 divisors (see below), whose sum is σ = 228630572520. Its totient is φ = 195252409968.

The previous prime is 211417803391. The next prime is 211417803449. The reversal of 211417803407 is 704308714112.

It is not a de Polignac number, because 211417803407 - 2⁴ = 211417803391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211417803497) 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, 6875273 + ... + 6905954.

It is an arithmetic number, because the mean of its divisors is an integer number (19052547710).

Almost surely, 2^211417803407 is an apocalyptic number.

211417803407 is a deficient number, since it is larger than the sum of its proper divisors (17212769113).

211417803407 is a wasteful number, since it uses less digits than its factorization.

211417803407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13781302 (or 13781279 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 38.

The spelling of 211417803407 in words is "two hundred eleven billion, four hundred seventeen million, eight hundred three thousand, four hundred seven".