2445155506 has 4 divisors (see below), whose sum is σ = 3667733262. Its totient is φ = 1222577752.

The previous prime is 2445155443. The next prime is 2445155527. The reversal of 2445155506 is 6055515442.

2445155506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1790051481 + 655104025 = 42309^2 + 25595^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611288875 + ... + 611288878.

Almost surely, 2^2445155506 is an apocalyptic number.

2445155506 is a deficient number, since it is larger than the sum of its proper divisors (1222577756).

2445155506 is a wasteful number, since it uses less digits than its factorization.

2445155506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222577755.

The product of its (nonzero) digits is 120000, while the sum is 37.

The square root of 2445155506 is about 49448.5136884821. The cubic root of 2445155506 is about 1347.2106110482.

The spelling of 2445155506 in words is "two billion, four hundred forty-five million, one hundred fifty-five thousand, five hundred six".