742688887211 has 2 divisors, whose sum is σ = 742688887212. Its totient is φ = 742688887210.

The previous prime is 742688887189. The next prime is 742688887243. The reversal of 742688887211 is 112788886247.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-742688887211 is a prime.

It is not a weakly prime, because it can be changed into another prime (742688889211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371344443605 + 371344443606.

It is an arithmetic number, because the mean of its divisors is an integer number (371344443606).

Almost surely, 2^742688887211 is an apocalyptic number.

742688887211 is a deficient number, since it is larger than the sum of its proper divisors (1).

742688887211 is an equidigital number, since it uses as much as digits as its factorization.

742688887211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19267584, while the sum is 62.

The spelling of 742688887211 in words is "seven hundred forty-two billion, six hundred eighty-eight million, eight hundred eighty-seven thousand, two hundred eleven".