8485540590 has 32 divisors (see below), whose sum is σ = 20386735776. Its totient is φ = 2260428800.

The previous prime is 8485540573. The next prime is 8485540597. The reversal of 8485540590 is 950455848.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8485540597) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119811 + ... + 176990.

It is an arithmetic number, because the mean of its divisors is an integer number (637085493).

Almost surely, 2^8485540590 is an apocalyptic number.

8485540590 is an abundant number, since it is smaller than the sum of its proper divisors (11901195186).

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

8485540590 is a wasteful number, since it uses less digits than its factorization.

8485540590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297764.

The product of its (nonzero) digits is 1152000, while the sum is 48.

The square root of 8485540590 is about 92116.9940347599. The cubic root of 8485540590 is about 2039.6696721007.

The spelling of 8485540590 in words is "eight billion, four hundred eighty-five million, five hundred forty thousand, five hundred ninety".