40453145450 has 48 divisors (see below), whose sum is σ = 78172150680. Its totient is φ = 15556101120.

The previous prime is 40453145449. The next prime is 40453145477. The reversal of 40453145450 is 5454135404.

It can be written as a sum of positive squares in 12 ways, for example, as 239661361 + 40213484089 = 15481^2 + 200533^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40453145450.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 277982 + ... + 397718.

Almost surely, 2^40453145450 is an apocalyptic number.

40453145450 is a deficient number, since it is larger than the sum of its proper divisors (37719005230).

40453145450 is a wasteful number, since it uses less digits than its factorization.

40453145450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120011 (or 120006 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 40453145450 in words is "forty billion, four hundred fifty-three million, one hundred forty-five thousand, four hundred fifty".