2991463494 has 16 divisors (see below), whose sum is σ = 5997143280. Its totient is φ = 994785120.

The previous prime is 2991463481. The next prime is 2991463499. The reversal of 2991463494 is 4943641992.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2991463499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 589609 + ... + 594660.

It is an arithmetic number, because the mean of its divisors is an integer number (374821455).

Almost surely, 2^2991463494 is an apocalyptic number.

2991463494 is an abundant number, since it is smaller than the sum of its proper divisors (3005679786).

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

2991463494 is a wasteful number, since it uses less digits than its factorization.

2991463494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184695.

The product of its digits is 1679616, while the sum is 51.

The square root of 2991463494 is about 54694.2729543048. The cubic root of 2991463494 is about 1440.8802960485.

The spelling of 2991463494 in words is "two billion, nine hundred ninety-one million, four hundred sixty-three thousand, four hundred ninety-four".