40992946426 has 4 divisors (see below), whose sum is σ = 61489419642. Its totient is φ = 20496473212.

The previous prime is 40992946411. The next prime is 40992946459. The reversal of 40992946426 is 62464929904.

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., 30258950401 + 10733996025 = 173951^2 + 103605^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10248236605 + ... + 10248236608.

Almost surely, 2^40992946426 is an apocalyptic number.

40992946426 is a deficient number, since it is larger than the sum of its proper divisors (20496473216).

40992946426 is a wasteful number, since it uses less digits than its factorization.

40992946426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20496473215.

The product of its (nonzero) digits is 6718464, while the sum is 55.

The spelling of 40992946426 in words is "forty billion, nine hundred ninety-two million, nine hundred forty-six thousand, four hundred twenty-six".