45451341122501 has 4 divisors (see below), whose sum is σ = 45516178985004. Its totient is φ = 45386503260000.

The previous prime is 45451341122471. The next prime is 45451341122581. The reversal of 45451341122501 is 10522114315454.

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

It can be written as a sum of positive squares in 2 ways, for example, as 27270276189025 + 18181064933476 = 5222095^2 + 4263926^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45451341122501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45451341122581) 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, 32418930200 + ... + 32418931601.

It is an arithmetic number, because the mean of its divisors is an integer number (11379044746251).

Almost surely, 2^{45451341122501} is an apocalyptic number.

It is an amenable number.

45451341122501 is a deficient number, since it is larger than the sum of its proper divisors (64837862503).

45451341122501 is an equidigital number, since it uses as much as digits as its factorization.

45451341122501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64837862502.

The product of its (nonzero) digits is 96000, while the sum is 38.

Adding to 45451341122501 its reverse (10522114315454), we get a palindrome (55973455437955).

The spelling of 45451341122501 in words is "forty-five trillion, four hundred fifty-one billion, three hundred forty-one million, one hundred twenty-two thousand, five hundred one".