155425035105 has 12 divisors (see below), whose sum is σ = 269403394260. Its totient is φ = 82893352032.

The previous prime is 155425035089. The next prime is 155425035121. The reversal of 155425035105 is 501530524551.

155425035105 is a `hidden beast` number, since 1 + 5 + 5 + 42 + 503 + 5 + 105 = 666.

It is an interprime number because it is at equal distance from previous prime (155425035089) and next prime (155425035121).

It can be written as a sum of positive squares in 2 ways, for example, as 103555883601 + 51869151504 = 321801^2 + 227748^2 .

It is not a de Polignac number, because 155425035105 - 2⁴ = 155425035089 is a prime.

It is a super-2 number, since 2×155425035105² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 155425035105.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1726944790 + ... + 1726944879.

It is an arithmetic number, because the mean of its divisors is an integer number (22450282855).

Almost surely, 2^155425035105 is an apocalyptic number.

155425035105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

155425035105 is a deficient number, since it is larger than the sum of its proper divisors (113978359155).

155425035105 is a wasteful number, since it uses less digits than its factorization.

155425035105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3453889680 (or 3453889677 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 36.

Adding to 155425035105 its reverse (501530524551), we get a palindrome (656955559656).

The spelling of 155425035105 in words is "one hundred fifty-five billion, four hundred twenty-five million, thirty-five thousand, one hundred five".