45261431646 has 8 divisors (see below), whose sum is σ = 90522863304. Its totient is φ = 15087143880.

The previous prime is 45261431641. The next prime is 45261431651. The reversal of 45261431646 is 64613416254.

45261431646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (45261431641) and next prime (45261431651).

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

45261431646 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 45261431598 and 45261431607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45261431641) 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, 3771785965 + ... + 3771785976.

It is an arithmetic number, because the mean of its divisors is an integer number (11315357913).

Almost surely, 2^45261431646 is an apocalyptic number.

45261431646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45261431646 is a wasteful number, since it uses less digits than its factorization.

45261431646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7543571946.

The product of its digits is 414720, while the sum is 42.

The spelling of 45261431646 in words is "forty-five billion, two hundred sixty-one million, four hundred thirty-one thousand, six hundred forty-six".