403980011507 has 4 divisors (see below), whose sum is σ = 409669870896. Its totient is φ = 398290152120.

The previous prime is 403980011497. The next prime is 403980011509. The reversal of 403980011507 is 705110089304.

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 403980011507 - 2¹² = 403980007411 is a prime.

It is a super-2 number, since 2×403980011507² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (403980011509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2844929588 + ... + 2844929729.

It is an arithmetic number, because the mean of its divisors is an integer number (102417467724).

Almost surely, 2^403980011507 is an apocalyptic number.

403980011507 is a deficient number, since it is larger than the sum of its proper divisors (5689859389).

403980011507 is an equidigital number, since it uses as much as digits as its factorization.

403980011507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5689859388.

The product of its (nonzero) digits is 30240, while the sum is 38.

The spelling of 403980011507 in words is "four hundred three billion, nine hundred eighty million, eleven thousand, five hundred seven".