552138501731 has 2 divisors, whose sum is σ = 552138501732. Its totient is φ = 552138501730.

The previous prime is 552138501701. The next prime is 552138501763. The reversal of 552138501731 is 137105831255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 552138501731 - 2²⁶ = 552071392867 is a prime.

It is a super-2 number, since 2×552138501731² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (552138501701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276069250865 + 276069250866.

It is an arithmetic number, because the mean of its divisors is an integer number (276069250866).

Almost surely, 2^552138501731 is an apocalyptic number.

552138501731 is a deficient number, since it is larger than the sum of its proper divisors (1).

552138501731 is an equidigital number, since it uses as much as digits as its factorization.

552138501731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126000, while the sum is 41.

The spelling of 552138501731 in words is "five hundred fifty-two billion, one hundred thirty-eight million, five hundred one thousand, seven hundred thirty-one".