211649112074 has 16 divisors (see below), whose sum is σ = 323018569440. Its totient is φ = 103978077840.

The previous prime is 211649112029. The next prime is 211649112097. The reversal of 211649112074 is 470211946112.

It is a super-2 number, since 2×211649112074² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221732 + ... + 687359.

It is an arithmetic number, because the mean of its divisors is an integer number (20188660590).

Almost surely, 2^211649112074 is an apocalyptic number.

211649112074 is a deficient number, since it is larger than the sum of its proper divisors (111369457366).

211649112074 is a wasteful number, since it uses less digits than its factorization.

211649112074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911125.

The product of its (nonzero) digits is 24192, while the sum is 38.

The spelling of 211649112074 in words is "two hundred eleven billion, six hundred forty-nine million, one hundred twelve thousand, seventy-four".