40086884894554 has 4 divisors (see below), whose sum is σ = 60130327341834. Its totient is φ = 20043442447276.

The previous prime is 40086884894543. The next prime is 40086884894561. The reversal of 40086884894554 is 45549848868004.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 39659198978025 + 427685916529 = 6297555^2 + 653977^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10021721223637 + ... + 10021721223640.

Almost surely, 2^{40086884894554} is an apocalyptic number.

40086884894554 is a deficient number, since it is larger than the sum of its proper divisors (20043442447280).

40086884894554 is a wasteful number, since it uses less digits than its factorization.

40086884894554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20043442447279.

The product of its (nonzero) digits is 1415577600, while the sum is 73.

The spelling of 40086884894554 in words is "forty trillion, eighty-six billion, eight hundred eighty-four million, eight hundred ninety-four thousand, five hundred fifty-four".