211380572639 has 2 divisors, whose sum is σ = 211380572640. Its totient is φ = 211380572638.

The previous prime is 211380572581. The next prime is 211380572717. The reversal of 211380572639 is 936275083112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211380572639 - 2²⁰ = 211379524063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211380572593 and 211380572602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211380578639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105690286319 + 105690286320.

It is an arithmetic number, because the mean of its divisors is an integer number (105690286320).

Almost surely, 2^211380572639 is an apocalyptic number.

211380572639 is a deficient number, since it is larger than the sum of its proper divisors (1).

211380572639 is an equidigital number, since it uses as much as digits as its factorization.

211380572639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 211380572639 in words is "two hundred eleven billion, three hundred eighty million, five hundred seventy-two thousand, six hundred thirty-nine".