4001240366507 has 4 divisors (see below), whose sum is σ = 4001244541320. Its totient is φ = 4001236191696.

The previous prime is 4001240366441. The next prime is 4001240366531. The reversal of 4001240366507 is 7056630421004.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4001240366507 - 2¹⁶ = 4001240300971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4001245366507) 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, 148688 + ... + 2832770.

It is an arithmetic number, because the mean of its divisors is an integer number (1000311135330).

Almost surely, 2^{4001240366507} is an apocalyptic number.

4001240366507 is a deficient number, since it is larger than the sum of its proper divisors (4174813).

4001240366507 is a wasteful number, since it uses less digits than its factorization.

4001240366507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4174812.

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 4001240366507 in words is "four trillion, one billion, two hundred forty million, three hundred sixty-six thousand, five hundred seven".