742046284087631 has 2 divisors, whose sum is σ = 742046284087632. Its totient is φ = 742046284087630.

The previous prime is 742046284087613. The next prime is 742046284087679. The reversal of 742046284087631 is 136780482640247.

Together with previous prime (742046284087613) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is an emirp because it is prime and its reverse (136780482640247) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 742046284087631 - 2³⁴ = 742029104218447 is a prime.

It is a super-2 number, since 2×742046284087631² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (742046284087931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371023142043815 + 371023142043816.

It is an arithmetic number, because the mean of its divisors is an integer number (371023142043816).

Almost surely, 2^{742046284087631} is an apocalyptic number.

742046284087631 is a deficient number, since it is larger than the sum of its proper divisors (1).

742046284087631 is an equidigital number, since it uses as much as digits as its factorization.

742046284087631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86704128, while the sum is 62.

The spelling of 742046284087631 in words is "seven hundred forty-two trillion, forty-six billion, two hundred eighty-four million, eighty-seven thousand, six hundred thirty-one".