2723155450 has 24 divisors (see below), whose sum is σ = 5089093920. Its totient is φ = 1084095600.

The previous prime is 2723155447. The next prime is 2723155451. The reversal of 2723155450 is 545513272.

It is not an unprimeable number, because it can be changed into a prime (2723155451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 118510 + ... + 139609.

It is an arithmetic number, because the mean of its divisors is an integer number (212045580).

Almost surely, 2^2723155450 is an apocalyptic number.

2723155450 is a deficient number, since it is larger than the sum of its proper divisors (2365938470).

2723155450 is a wasteful number, since it uses less digits than its factorization.

2723155450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258342 (or 258337 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 34.

The square root of 2723155450 is about 52183.8619690034. The cubic root of 2723155450 is about 1396.4459940246.

The spelling of 2723155450 in words is "two billion, seven hundred twenty-three million, one hundred fifty-five thousand, four hundred fifty".