45709525901 has 8 divisors (see below), whose sum is σ = 49227732120. Its totient is φ = 42191618112.

The previous prime is 45709525891. The next prime is 45709525909. The reversal of 45709525901 is 10952590754.

It can be written as a sum of positive squares in 4 ways, for example, as 12111002500 + 33598523401 = 110050^2 + 183299^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45709525901 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 (45709525909) 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, 321395 + ... + 441263.

It is an arithmetic number, because the mean of its divisors is an integer number (6153466515).

Almost surely, 2^45709525901 is an apocalyptic number.

It is an amenable number.

45709525901 is a deficient number, since it is larger than the sum of its proper divisors (3518206219).

45709525901 is a wasteful number, since it uses less digits than its factorization.

45709525901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149215.

The product of its (nonzero) digits is 567000, while the sum is 47.

The spelling of 45709525901 in words is "forty-five billion, seven hundred nine million, five hundred twenty-five thousand, nine hundred one".