2451347890 has 16 divisors (see below), whose sum is σ = 4644659520. Its totient is φ = 928931760.

The previous prime is 2451347881. The next prime is 2451347897. The reversal of 2451347890 is 987431542.

It is not an unprimeable number, because it can be changed into a prime (2451347897) 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, 6450726 + ... + 6451105.

It is an arithmetic number, because the mean of its divisors is an integer number (290291220).

Almost surely, 2^2451347890 is an apocalyptic number.

2451347890 is a deficient number, since it is larger than the sum of its proper divisors (2193311630).

2451347890 is a wasteful number, since it uses less digits than its factorization.

2451347890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12901857.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 2451347890 is about 49511.0885559993. The cubic root of 2451347890 is about 1348.3469277171.

The spelling of 2451347890 in words is "two billion, four hundred fifty-one million, three hundred forty-seven thousand, eight hundred ninety".