45430539362581 has 8 divisors (see below), whose sum is σ = 45444756947744. Its totient is φ = 45416322568080.

The previous prime is 45430539362557. The next prime is 45430539362587. The reversal of 45430539362581 is 18526393503454.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45430539362581 - 2²¹ = 45430537265429 is a prime.

It is a super-2 number, since 2×45430539362581² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45430539362587) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127535386 + ... + 127891108.

It is an arithmetic number, because the mean of its divisors is an integer number (5680594618468).

Almost surely, 2^{45430539362581} is an apocalyptic number.

It is an amenable number.

45430539362581 is a deficient number, since it is larger than the sum of its proper divisors (14217585163).

45430539362581 is a wasteful number, since it uses less digits than its factorization.

45430539362581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395331.

The product of its (nonzero) digits is 46656000, while the sum is 58.

The spelling of 45430539362581 in words is "forty-five trillion, four hundred thirty billion, five hundred thirty-nine million, three hundred sixty-two thousand, five hundred eighty-one".