40510102011 has 4 divisors (see below), whose sum is σ = 54013469352. Its totient is φ = 27006734672.

The previous prime is 40510101997. The next prime is 40510102021. The reversal of 40510102011 is 11020101504.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 40510102011 - 2¹⁰ = 40510100987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40510102021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6751683666 + ... + 6751683671.

It is an arithmetic number, because the mean of its divisors is an integer number (13503367338).

Almost surely, 2^40510102011 is an apocalyptic number.

40510102011 is a deficient number, since it is larger than the sum of its proper divisors (13503367341).

40510102011 is a wasteful number, since it uses less digits than its factorization.

40510102011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13503367340.

The product of its (nonzero) digits is 40, while the sum is 15.

Adding to 40510102011 its reverse (11020101504), we get a palindrome (51530203515).

The spelling of 40510102011 in words is "forty billion, five hundred ten million, one hundred two thousand, eleven".