2503661466 has 16 divisors (see below), whose sum is σ = 5179989600. Its totient is φ = 805776048.

The previous prime is 2503661449. The next prime is 2503661507. The reversal of 2503661466 is 6641663052.

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, 7194256 + ... + 7194603.

It is an arithmetic number, because the mean of its divisors is an integer number (323749350).

Almost surely, 2^2503661466 is an apocalyptic number.

2503661466 is an abundant number, since it is smaller than the sum of its proper divisors (2676328134).

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

2503661466 is a wasteful number, since it uses less digits than its factorization.

2503661466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14388893.

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 2503661466 is about 50036.6012634751. The cubic root of 2503661466 is about 1357.8710682778.

The spelling of 2503661466 in words is "two billion, five hundred three million, six hundred sixty-one thousand, four hundred sixty-six".