40005355046 has 4 divisors (see below), whose sum is σ = 60008032572. Its totient is φ = 20002677522.

The previous prime is 40005355037. The next prime is 40005355127. The reversal of 40005355046 is 64055350004.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10001338760 + ... + 10001338763.

It is an arithmetic number, because the mean of its divisors is an integer number (15002008143).

Almost surely, 2^40005355046 is an apocalyptic number.

40005355046 is a deficient number, since it is larger than the sum of its proper divisors (20002677526).

40005355046 is a wasteful number, since it uses less digits than its factorization.

40005355046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20002677525.

The product of its (nonzero) digits is 36000, while the sum is 32.

The spelling of 40005355046 in words is "forty billion, five million, three hundred fifty-five thousand, forty-six".