2378151490 has 128 divisors (see below), whose sum is σ = 5174668800. Its totient is φ = 775526400.

The previous prime is 2378151481. The next prime is 2378151491. The reversal of 2378151490 is 941518732.

It is not an unprimeable number, because it can be changed into a prime (2378151491) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11950411 + ... + 11950609.

It is an arithmetic number, because the mean of its divisors is an integer number (40427100).

Almost surely, 2^2378151490 is an apocalyptic number.

2378151490 is an abundant number, since it is smaller than the sum of its proper divisors (2796517310).

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

2378151490 is a wasteful number, since it uses less digits than its factorization.

2378151490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 2378151490 is about 48766.2946101096. The cubic root of 2378151490 is about 1334.7906997459.

The spelling of 2378151490 in words is "two billion, three hundred seventy-eight million, one hundred fifty-one thousand, four hundred ninety".