40001010236 has 48 divisors (see below), whose sum is σ = 80047554048. Its totient is φ = 17326243200.

The previous prime is 40001010223. The next prime is 40001010241. The reversal of 40001010236 is 63201010004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180260 + ... + 335403.

It is an arithmetic number, because the mean of its divisors is an integer number (1667657376).

Almost surely, 2^40001010236 is an apocalyptic number.

It is an amenable number.

40001010236 is an abundant number, since it is smaller than the sum of its proper divisors (40046543812).

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

40001010236 is a wasteful number, since it uses less digits than its factorization.

40001010236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515762 (or 515760 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The spelling of 40001010236 in words is "forty billion, one million, ten thousand, two hundred thirty-six".