45261647742 has 16 divisors (see below), whose sum is σ = 90525438720. Its totient is φ = 15086858712.

The previous prime is 45261647647. The next prime is 45261647771. The reversal of 45261647742 is 24774616254.

It is a junction number, because it is equal to n+sod(n) for n = 45261647691 and 45261647700.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 356203 + ... + 466265.

It is an arithmetic number, because the mean of its divisors is an integer number (5657839920).

Almost surely, 2^45261647742 is an apocalyptic number.

45261647742 is an abundant number, since it is smaller than the sum of its proper divisors (45263790978).

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

45261647742 is a wasteful number, since it uses less digits than its factorization.

45261647742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178607.

The product of its digits is 2257920, while the sum is 48.

The spelling of 45261647742 in words is "forty-five billion, two hundred sixty-one million, six hundred forty-seven thousand, seven hundred forty-two".