742333778827 has 2 divisors, whose sum is σ = 742333778828. Its totient is φ = 742333778826.

The previous prime is 742333778803. The next prime is 742333778899. The reversal of 742333778827 is 728877333247.

742333778827 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 742333778827 - 2³⁹ = 192577964939 is a prime.

It is not a weakly prime, because it can be changed into another prime (742333778027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371166889413 + 371166889414.

It is an arithmetic number, because the mean of its divisors is an integer number (371166889414).

Almost surely, 2^742333778827 is an apocalyptic number.

742333778827 is a deficient number, since it is larger than the sum of its proper divisors (1).

742333778827 is an equidigital number, since it uses as much as digits as its factorization.

742333778827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 66382848, while the sum is 61.

The spelling of 742333778827 in words is "seven hundred forty-two billion, three hundred thirty-three million, seven hundred seventy-eight thousand, eight hundred twenty-seven".