9870620590 has 16 divisors (see below), whose sum is σ = 17786466720. Its totient is φ = 3943948320.

The previous prime is 9870620587. The next prime is 9870620623. The reversal of 9870620590 is 950260789.

It is a self number, because there is not a number n which added to its sum of digits gives 9870620590.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527841 + ... + 546220.

It is an arithmetic number, because the mean of its divisors is an integer number (1111654170).

Almost surely, 2^9870620590 is an apocalyptic number.

9870620590 is a deficient number, since it is larger than the sum of its proper divisors (7915846130).

9870620590 is a wasteful number, since it uses less digits than its factorization.

9870620590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074987.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 9870620590 is about 99350.9969250435. The cubic root of 9870620590 is about 2145.1030130397.

The spelling of 9870620590 in words is "nine billion, eight hundred seventy million, six hundred twenty thousand, five hundred ninety".