10040490405 has 32 divisors (see below), whose sum is σ = 19472469120. Its totient is φ = 4868115840.

The previous prime is 10040490389. The next prime is 10040490409. The reversal of 10040490405 is 50409404001.

It is not a de Polignac number, because 10040490405 - 2⁴ = 10040490389 is a prime.

It is a super-2 number, since 2×10040490405² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10040490409) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 3379152 + ... + 3382121.

It is an arithmetic number, because the mean of its divisors is an integer number (608514660).

Almost surely, 2^10040490405 is an apocalyptic number.

10040490405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10040490405 is a deficient number, since it is larger than the sum of its proper divisors (9431978715).

10040490405 is a wasteful number, since it uses less digits than its factorization.

10040490405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6761298 (or 6761292 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 10040490405 its reverse (50409404001), we get a palindrome (60449894406).

The spelling of 10040490405 in words is "ten billion, forty million, four hundred ninety thousand, four hundred five".