424000025155 has 16 divisors (see below), whose sum is σ = 581969974464. Its totient is φ = 290500761600.

The previous prime is 424000025153. The next prime is 424000025191. The reversal of 424000025155 is 551520000424.

It is not a de Polignac number, because 424000025155 - 2¹ = 424000025153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424000025153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5001382 + ... + 5085451.

It is an arithmetic number, because the mean of its divisors is an integer number (36373123404).

Almost surely, 2^424000025155 is an apocalyptic number.

424000025155 is a deficient number, since it is larger than the sum of its proper divisors (157969949309).

424000025155 is a wasteful number, since it uses less digits than its factorization.

424000025155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10088046.

The product of its (nonzero) digits is 8000, while the sum is 28.

Adding to 424000025155 its reverse (551520000424), we get a palindrome (975520025579).

The spelling of 424000025155 in words is "four hundred twenty-four billion, twenty-five thousand, one hundred fifty-five".