425251001015 has 32 divisors (see below), whose sum is σ = 525159936000. Its totient is φ = 330438431488.

The previous prime is 425251001003. The next prime is 425251001023. The reversal of 425251001015 is 510100152524.

It is a cyclic number.

It is not a de Polignac number, because 425251001015 - 2¹⁰ = 425250999991 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42186746 + ... + 42196824.

It is an arithmetic number, because the mean of its divisors is an integer number (16411248000).

Almost surely, 2^425251001015 is an apocalyptic number.

425251001015 is a deficient number, since it is larger than the sum of its proper divisors (99908934985).

425251001015 is a wasteful number, since it uses less digits than its factorization.

425251001015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11839.

The product of its (nonzero) digits is 2000, while the sum is 26.

Adding to 425251001015 its reverse (510100152524), we get a palindrome (935351153539).

The spelling of 425251001015 in words is "four hundred twenty-five billion, two hundred fifty-one million, one thousand, fifteen".