245901401405 has 8 divisors (see below), whose sum is σ = 321907289184. Its totient is φ = 178837382800.

The previous prime is 245901401387. The next prime is 245901401419. The reversal of 245901401405 is 504104109542.

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

It is not a de Polignac number, because 245901401405 - 2²⁴ = 245884624189 is a prime.

It is a Duffinian number.

It is a congruent 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, 2235467231 + ... + 2235467340.

It is an arithmetic number, because the mean of its divisors is an integer number (40238411148).

Almost surely, 2^245901401405 is an apocalyptic number.

It is an amenable number.

245901401405 is a deficient number, since it is larger than the sum of its proper divisors (76005887779).

245901401405 is a wasteful number, since it uses less digits than its factorization.

245901401405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4470934587.

The product of its (nonzero) digits is 28800, while the sum is 35.

The spelling of 245901401405 in words is "two hundred forty-five billion, nine hundred one million, four hundred one thousand, four hundred five".