45252497278 has 16 divisors (see below), whose sum is σ = 67956079104. Its totient is φ = 22600488960.

The previous prime is 45252497267. The next prime is 45252497281. The reversal of 45252497278 is 87279425254.

45252497278 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11405251 + ... + 11409217.

It is an arithmetic number, because the mean of its divisors is an integer number (4247254944).

Almost surely, 2^45252497278 is an apocalyptic number.

45252497278 is a deficient number, since it is larger than the sum of its proper divisors (22703581826).

45252497278 is a wasteful number, since it uses less digits than its factorization.

45252497278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9027.

The product of its digits is 11289600, while the sum is 55.

The spelling of 45252497278 in words is "forty-five billion, two hundred fifty-two million, four hundred ninety-seven thousand, two hundred seventy-eight".