40501461401 has 4 divisors (see below), whose sum is σ = 41265639972. Its totient is φ = 39737282832.

The previous prime is 40501461379. The next prime is 40501461409. The reversal of 40501461401 is 10416410504.

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 37035078025 + 3466383376 = 192445^2 + 58876^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40501461401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40501461409) 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, 382089206 + ... + 382089311.

It is an arithmetic number, because the mean of its divisors is an integer number (10316409993).

Almost surely, 2^40501461401 is an apocalyptic number.

It is an amenable number.

40501461401 is a deficient number, since it is larger than the sum of its proper divisors (764178571).

40501461401 is an equidigital number, since it uses as much as digits as its factorization.

40501461401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764178570.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 40501461401 its reverse (10416410504), we get a palindrome (50917871905).

The spelling of 40501461401 in words is "forty billion, five hundred one million, four hundred sixty-one thousand, four hundred one".