45456623742 has 16 divisors (see below), whose sum is σ = 90915576192. Its totient is φ = 15151819800.

The previous prime is 45456623687. The next prime is 45456623747. The reversal of 45456623742 is 24732665454.

It is a happy number.

45456623742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 45456623691 and 45456623700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45456623747) 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, 254953 + ... + 394859.

It is an arithmetic number, because the mean of its divisors is an integer number (5682223512).

Almost surely, 2^45456623742 is an apocalyptic number.

45456623742 is an abundant number, since it is smaller than the sum of its proper divisors (45458952450).

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

45456623742 is a wasteful number, since it uses less digits than its factorization.

45456623742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194063.

The product of its digits is 4838400, while the sum is 48.

The spelling of 45456623742 in words is "forty-five billion, four hundred fifty-six million, six hundred twenty-three thousand, seven hundred forty-two".