45342242501 has 2 divisors, whose sum is σ = 45342242502. Its totient is φ = 45342242500.

The previous prime is 45342242497. The next prime is 45342242513. The reversal of 45342242501 is 10524224354.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42714142276 + 2628100225 = 206674^2 + 51265^2 .

It is a cyclic number.

It is not a de Polignac number, because 45342242501 - 2² = 45342242497 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45342242581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22671121250 + 22671121251.

It is an arithmetic number, because the mean of its divisors is an integer number (22671121251).

Almost surely, 2^45342242501 is an apocalyptic number.

It is an amenable number.

45342242501 is a deficient number, since it is larger than the sum of its proper divisors (1).

45342242501 is an equidigital number, since it uses as much as digits as its factorization.

45342242501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 45342242501 its reverse (10524224354), we get a palindrome (55866466855).

The spelling of 45342242501 in words is "forty-five billion, three hundred forty-two million, two hundred forty-two thousand, five hundred one".