425101251505 has 48 divisors (see below), whose sum is σ = 614362767120. Its totient is φ = 281219947008.

The previous prime is 425101251503. The next prime is 425101251517. The reversal of 425101251505 is 505152101524.

It can be written as a sum of positive squares in 8 ways, for example, as 1336706721 + 423764544784 = 36561^2 + 650972^2 .

It is not a de Polignac number, because 425101251505 - 2¹ = 425101251503 is a prime.

It is a super-2 number, since 2×425101251505² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (425101251503) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9049659 + ... + 9096511.

It is an arithmetic number, because the mean of its divisors is an integer number (12799224315).

Almost surely, 2^425101251505 is an apocalyptic number.

It is an amenable number.

425101251505 is a deficient number, since it is larger than the sum of its proper divisors (189261515615).

425101251505 is a wasteful number, since it uses less digits than its factorization.

425101251505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48178 (or 48171 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 31.

The spelling of 425101251505 in words is "four hundred twenty-five billion, one hundred one million, two hundred fifty-one thousand, five hundred five".