40338847886980 has 24 divisors (see below), whose sum is σ = 86147370066240. Its totient is φ = 15862055439840.

The previous prime is 40338847886963. The next prime is 40338847887059. The reversal of 40338847886980 is 8968874883304.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40338847886897 and 40338847886906.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17092730976 + ... + 17092733335.

It is an arithmetic number, because the mean of its divisors is an integer number (3589473752760).

Almost surely, 2^{40338847886980} is an apocalyptic number.

It is an amenable number.

40338847886980 is an abundant number, since it is smaller than the sum of its proper divisors (45808522179260).

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

40338847886980 is a wasteful number, since it uses less digits than its factorization.

40338847886980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34185464379 (or 34185464377 counting only the distinct ones).

The product of its (nonzero) digits is 1783627776, while the sum is 76.

The spelling of 40338847886980 in words is "forty trillion, three hundred thirty-eight billion, eight hundred forty-seven million, eight hundred eighty-six thousand, nine hundred eighty".