1009980476436 has 48 divisors (see below), whose sum is σ = 2361552431616. Its totient is φ = 335956134624.

The previous prime is 1009980476389. The next prime is 1009980476503. The reversal of 1009980476436 is 6346740899001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19041625 + ... + 19094591.

It is an arithmetic number, because the mean of its divisors is an integer number (49199008992).

Almost surely, 2^{1009980476436} is an apocalyptic number.

It is an amenable number.

1009980476436 is an abundant number, since it is smaller than the sum of its proper divisors (1351571955180).

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

1009980476436 is a wasteful number, since it uses less digits than its factorization.

1009980476436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56268 (or 56266 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 57.

The spelling of 1009980476436 in words is "one trillion, nine billion, nine hundred eighty million, four hundred seventy-six thousand, four hundred thirty-six".