2401421205505 has 8 divisors (see below), whose sum is σ = 3293377653312. Its totient is φ = 1646688826608.

The previous prime is 2401421205457. The next prime is 2401421205539. The reversal of 2401421205505 is 5055021241042.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2401421205505 - 2²³ = 2401412816897 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34306017187 + ... + 34306017256.

It is an arithmetic number, because the mean of its divisors is an integer number (411672206664).

Almost surely, 2^{2401421205505} is an apocalyptic number.

It is an amenable number.

2401421205505 is a deficient number, since it is larger than the sum of its proper divisors (891956447807).

2401421205505 is an equidigital number, since it uses as much as digits as its factorization.

2401421205505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68612034455.

The product of its (nonzero) digits is 16000, while the sum is 31.

Adding to 2401421205505 its reverse (5055021241042), we get a palindrome (7456442446547).

The spelling of 2401421205505 in words is "two trillion, four hundred one billion, four hundred twenty-one million, two hundred five thousand, five hundred five".