45226402561 has 8 divisors (see below), whose sum is σ = 45740052800. Its totient is φ = 44714186352.

The previous prime is 45226402531. The next prime is 45226402577. The reversal of 45226402561 is 16520462254.

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 a de Polignac number, because none of the positive numbers 2^k-45226402561 is a prime.

It is a super-4 number, since 4×45226402561⁴ (a number of 44 digits) contains 4444 as substring.

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 45226402561.

It is not an unprimeable number, because it can be changed into a prime (45226402531) 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, 295011 + ... + 421288.

It is an arithmetic number, because the mean of its divisors is an integer number (5717506600).

Almost surely, 2^45226402561 is an apocalyptic number.

It is an amenable number.

45226402561 is a deficient number, since it is larger than the sum of its proper divisors (513650239).

45226402561 is a wasteful number, since it uses less digits than its factorization.

45226402561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717015.

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 45226402561 in words is "forty-five billion, two hundred twenty-six million, four hundred two thousand, five hundred sixty-one".