4521042740 has 24 divisors (see below), whose sum is σ = 9526605480. Its totient is φ = 1802242688.

The previous prime is 4521042733. The next prime is 4521042763. The reversal of 4521042740 is 472401254.

It can be written as a sum of positive squares in 4 ways, for example, as 3040640164 + 1480402576 = 55142^2 + 38476^2 .

It is a congruent number.

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, 379895 + ... + 391614.

It is an arithmetic number, because the mean of its divisors is an integer number (396941895).

Almost surely, 2^4521042740 is an apocalyptic number.

It is an amenable number.

4521042740 is an abundant number, since it is smaller than the sum of its proper divisors (5005562740).

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

4521042740 is a wasteful number, since it uses less digits than its factorization.

4521042740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771811 (or 771809 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 29.

The square root of 4521042740 is about 67238.6997197299. The cubic root of 4521042740 is about 1653.5330161000.

Adding to 4521042740 its reverse (472401254), we get a palindrome (4993443994).

The spelling of 4521042740 in words is "four billion, five hundred twenty-one million, forty-two thousand, seven hundred forty".