9970761582 has 40 divisors (see below), whose sum is σ = 22369802400. Its totient is φ = 3319435296.

The previous prime is 9970761571. The next prime is 9970761589. The reversal of 9970761582 is 2851670799.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9970761589) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 93019 + ... + 169097.

It is an arithmetic number, because the mean of its divisors is an integer number (559245060).

Almost surely, 2^9970761582 is an apocalyptic number.

9970761582 is an abundant number, since it is smaller than the sum of its proper divisors (12399040818).

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

9970761582 is a wasteful number, since it uses less digits than its factorization.

9970761582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76902 (or 76893 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 54.

The square root of 9970761582 is about 99853.7008928562. The cubic root of 9970761582 is about 2152.3328981960.

The spelling of 9970761582 in words is "nine billion, nine hundred seventy million, seven hundred sixty-one thousand, five hundred eighty-two".