601540224401 has 4 divisors (see below), whose sum is σ = 601685985792. Its totient is φ = 601394463012.

The previous prime is 601540224347. The next prime is 601540224407. The reversal of 601540224401 is 104422045106.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-601540224401 is a prime.

It is a super-3 number, since 3×601540224401³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (601540224407) 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, 72874505 + ... + 72882758.

It is an arithmetic number, because the mean of its divisors is an integer number (150421496448).

Almost surely, 2^601540224401 is an apocalyptic number.

It is an amenable number.

601540224401 is a deficient number, since it is larger than the sum of its proper divisors (145761391).

601540224401 is a wasteful number, since it uses less digits than its factorization.

601540224401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145761390.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 601540224401 its reverse (104422045106), we get a palindrome (705962269507).

The spelling of 601540224401 in words is "six hundred one billion, five hundred forty million, two hundred twenty-four thousand, four hundred one".