45242260201 has 4 divisors (see below), whose sum is σ = 46345730004. Its totient is φ = 44138790400.

The previous prime is 45242260187. The next prime is 45242260223. The reversal of 45242260201 is 10206224254.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10206224254 = 2 ⋅5103112127.

It can be written as a sum of positive squares in 2 ways, for example, as 6087744576 + 39154515625 = 78024^2 + 197875^2 .

It is a cyclic number.

It is not a de Polignac number, because 45242260201 - 2⁵ = 45242260169 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45242260201.

It is not an unprimeable number, because it can be changed into a prime (45242260601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 551734840 + ... + 551734921.

It is an arithmetic number, because the mean of its divisors is an integer number (11586432501).

Almost surely, 2^45242260201 is an apocalyptic number.

45242260201 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

45242260201 is a deficient number, since it is larger than the sum of its proper divisors (1103469803).

45242260201 is a wasteful number, since it uses less digits than its factorization.

45242260201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103469802.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 45242260201 its reverse (10206224254), we get a palindrome (55448484455).

The spelling of 45242260201 in words is "forty-five billion, two hundred forty-two million, two hundred sixty thousand, two hundred one".