40551487876 has 27 divisors (see below), whose sum is σ = 71710734277. Its totient is φ = 20064905360.

The previous prime is 40551487871. The next prime is 40551487877. The reversal of 40551487876 is 67878415504.

The square root of 40551487876 is 201374.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 25145713476 + 15405774400 = 158574^2 + 124120^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40551487871) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 43093566 + ... + 43094506.

Almost surely, 2^40551487876 is an apocalyptic number.

40551487876 is the 201374-th square number.

It is an amenable number.

40551487876 is a deficient number, since it is larger than the sum of its proper divisors (31159246401).

40551487876 is an frugal number, since it uses more digits than its factorization.

40551487876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100 (or 1050 counting only the distinct ones).

The product of its (nonzero) digits is 7526400, while the sum is 55.

The spelling of 40551487876 in words is "forty billion, five hundred fifty-one million, four hundred eighty-seven thousand, eight hundred seventy-six".