45447457770 has 96 divisors (see below), whose sum is σ = 138821364864. Its totient is φ = 10170057600.

The previous prime is 45447457763. The next prime is 45447457799. The reversal of 45447457770 is 7775474454.

It is a happy number.

45447457770 is a `hidden beast` number, since 4 + 54 + 474 + 57 + 7 + 70 = 666.

45447457770 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1752766 + ... + 1778505.

It is an arithmetic number, because the mean of its divisors is an integer number (1446055884).

Almost surely, 2^45447457770 is an apocalyptic number.

45447457770 is an abundant number, since it is smaller than the sum of its proper divisors (93373907094).

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

45447457770 is a wasteful number, since it uses less digits than its factorization.

45447457770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3531308 (or 3531305 counting only the distinct ones).

The product of its (nonzero) digits is 15366400, while the sum is 54.

The spelling of 45447457770 in words is "forty-five billion, four hundred forty-seven million, four hundred fifty-seven thousand, seven hundred seventy".