8449769510 has 128 divisors (see below), whose sum is σ = 19737575424. Its totient is φ = 2532487680.

The previous prime is 8449769459. The next prime is 8449769519. The reversal of 8449769510 is 159679448.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8449769519) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1322684 + ... + 1329056.

It is an arithmetic number, because the mean of its divisors is an integer number (154199808).

Almost surely, 2^8449769510 is an apocalyptic number.

8449769510 is an abundant number, since it is smaller than the sum of its proper divisors (11287805914).

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

8449769510 is a wasteful number, since it uses less digits than its factorization.

8449769510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6478.

The product of its (nonzero) digits is 2177280, while the sum is 53.

The square root of 8449769510 is about 91922.6278453787. The cubic root of 8449769510 is about 2036.7995367034.

The spelling of 8449769510 in words is "eight billion, four hundred forty-nine million, seven hundred sixty-nine thousand, five hundred ten".