242770046573545 has 4 divisors (see below), whose sum is σ = 291324055888260. Its totient is φ = 194216037258832.

The previous prime is 242770046573533. The next prime is 242770046573557. The reversal of 242770046573545 is 545375640077242.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (242770046573533) and next prime (242770046573557).

It can be written as a sum of positive squares in 2 ways, for example, as 73814009714064 + 168956036859481 = 8591508^2 + 12998309^2 .

It is a cyclic number.

It is not a de Polignac number, because 242770046573545 - 2³⁵ = 242735686835177 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24277004657350 + ... + 24277004657359.

It is an arithmetic number, because the mean of its divisors is an integer number (72831013972065).

Almost surely, 2^{242770046573545} is an apocalyptic number.

It is an amenable number.

242770046573545 is a deficient number, since it is larger than the sum of its proper divisors (48554009314715).

242770046573545 is an equidigital number, since it uses as much as digits as its factorization.

242770046573545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48554009314714.

The product of its (nonzero) digits is 197568000, while the sum is 61.

The spelling of 242770046573545 in words is "two hundred forty-two trillion, seven hundred seventy billion, forty-six million, five hundred seventy-three thousand, five hundred forty-five".