45203642357 has 2 divisors, whose sum is σ = 45203642358. Its totient is φ = 45203642356.

The previous prime is 45203642339. The next prime is 45203642401. The reversal of 45203642357 is 75324630254.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35597878276 + 9605764081 = 188674^2 + 98009^2 .

It is a cyclic number.

It is not a de Polignac number, because 45203642357 - 2¹⁰ = 45203641333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45203642327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22601821178 + 22601821179.

It is an arithmetic number, because the mean of its divisors is an integer number (22601821179).

Almost surely, 2^45203642357 is an apocalyptic number.

It is an amenable number.

45203642357 is a deficient number, since it is larger than the sum of its proper divisors (1).

45203642357 is an equidigital number, since it uses as much as digits as its factorization.

45203642357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 41.

The spelling of 45203642357 in words is "forty-five billion, two hundred three million, six hundred forty-two thousand, three hundred fifty-seven".