40289942901 has 12 divisors (see below), whose sum is σ = 58170095808. Its totient is φ = 24793810704.

The previous prime is 40289942879. The next prime is 40289942921. The reversal of 40289942901 is 10924998204.

It is not a de Polignac number, because 40289942901 - 2⁷ = 40289942773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40289942921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39733165 + ... + 39734178.

It is an arithmetic number, because the mean of its divisors is an integer number (4847507984).

Almost surely, 2^40289942901 is an apocalyptic number.

It is an amenable number.

40289942901 is a deficient number, since it is larger than the sum of its proper divisors (17880152907).

40289942901 is a wasteful number, since it uses less digits than its factorization.

40289942901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79467372 (or 79467359 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 48.

The spelling of 40289942901 in words is "forty billion, two hundred eighty-nine million, nine hundred forty-two thousand, nine hundred one".