40551010836 has 48 divisors (see below), whose sum is σ = 110176343424. Its totient is φ = 11367398016.

The previous prime is 40551010823. The next prime is 40551010861. The reversal of 40551010836 is 63801015504.

It is a junction number, because it is equal to n+sod(n) for n = 40551010797 and 40551010806.

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, 4549795 + ... + 4558698.

It is an arithmetic number, because the mean of its divisors is an integer number (2295340488).

Almost surely, 2^40551010836 is an apocalyptic number.

It is an amenable number.

40551010836 is an abundant number, since it is smaller than the sum of its proper divisors (69625332588).

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

40551010836 is a wasteful number, since it uses less digits than its factorization.

40551010836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9108560 (or 9108558 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 40551010836 in words is "forty billion, five hundred fifty-one million, ten thousand, eight hundred thirty-six".