245420414240154 has 32 divisors (see below), whose sum is σ = 507058539356160. Its totient is φ = 79107854348400.

The previous prime is 245420414240149. The next prime is 245420414240203. The reversal of 245420414240154 is 451042414024542.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 499930782 + ... + 500421449.

It is an arithmetic number, because the mean of its divisors is an integer number (15845579354880).

Almost surely, 2^{245420414240154} is an apocalyptic number.

245420414240154 is an abundant number, since it is smaller than the sum of its proper divisors (261638125116006).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245420414240154 is a wasteful number, since it uses less digits than its factorization.

245420414240154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000353586.

The product of its (nonzero) digits is 819200, while the sum is 42.

Adding to 245420414240154 its reverse (451042414024542), we get a palindrome (696462828264696).

The spelling of 245420414240154 in words is "two hundred forty-five trillion, four hundred twenty billion, four hundred fourteen million, two hundred forty thousand, one hundred fifty-four".