4200015220540 has 48 divisors (see below), whose sum is σ = 9285027494400. Its totient is φ = 1591450431552.

The previous prime is 4200015220487. The next prime is 4200015220573. The reversal of 4200015220540 is 450225100024.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4102401 + ... + 5022919.

It is an arithmetic number, because the mean of its divisors is an integer number (193438072800).

Almost surely, 2^{4200015220540} is an apocalyptic number.

It is an amenable number.

4200015220540 is an abundant number, since it is smaller than the sum of its proper divisors (5085012273860).

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

4200015220540 is a wasteful number, since it uses less digits than its factorization.

4200015220540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932554 (or 932552 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The spelling of 4200015220540 in words is "four trillion, two hundred billion, fifteen million, two hundred twenty thousand, five hundred forty".