40246646063 has 8 divisors (see below), whose sum is σ = 44053076256. Its totient is φ = 36541720800.

The previous prime is 40246646023. The next prime is 40246646113. The reversal of 40246646063 is 36064664204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40246646063 - 2¹⁰ = 40246645039 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40246646063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40246646023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25375403 + ... + 25376988.

It is an arithmetic number, because the mean of its divisors is an integer number (5506634532).

Almost surely, 2^40246646063 is an apocalyptic number.

40246646063 is a deficient number, since it is larger than the sum of its proper divisors (3806430193).

40246646063 is a wasteful number, since it uses less digits than its factorization.

40246646063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50752465.

The product of its (nonzero) digits is 497664, while the sum is 41.

The spelling of 40246646063 in words is "forty billion, two hundred forty-six million, six hundred forty-six thousand, sixty-three".