40621203001 has 4 divisors (see below), whose sum is σ = 40635728932. Its totient is φ = 40606677072.

The previous prime is 40621202981. The next prime is 40621203011. The reversal of 40621203001 is 10030212604.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15562313001 + 25058890000 = 124749^2 + 158300^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40621203001 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 40621203001.

It is not an unprimeable number, because it can be changed into a prime (40621203011) 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, 7258770 + ... + 7264363.

It is an arithmetic number, because the mean of its divisors is an integer number (10158932233).

Almost surely, 2^40621203001 is an apocalyptic number.

It is an amenable number.

40621203001 is a deficient number, since it is larger than the sum of its proper divisors (14525931).

40621203001 is a wasteful number, since it uses less digits than its factorization.

40621203001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14525930.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 40621203001 its reverse (10030212604), we get a palindrome (50651415605).

The spelling of 40621203001 in words is "forty billion, six hundred twenty-one million, two hundred three thousand, one".