1550410053225 has 72 divisors (see below), whose sum is σ = 2839748244480. Its totient is φ = 745794403200.

The previous prime is 1550410053211. The next prime is 1550410053229. The reversal of 1550410053225 is 5223500140551.

It is not a de Polignac number, because 1550410053225 - 2⁵ = 1550410053193 is a prime.

It is a super-2 number, since 2×1550410053225² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1550410053229) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 479911 + ... + 1825139.

It is an arithmetic number, because the mean of its divisors is an integer number (39440947840).

Almost surely, 2^{1550410053225} is an apocalyptic number.

1550410053225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1550410053225 is a deficient number, since it is larger than the sum of its proper divisors (1289338191255).

1550410053225 is a wasteful number, since it uses less digits than its factorization.

1550410053225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1345391 (or 1345375 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 33.

Adding to 1550410053225 its reverse (5223500140551), we get a palindrome (6773910193776).

The spelling of 1550410053225 in words is "one trillion, five hundred fifty billion, four hundred ten million, fifty-three thousand, two hundred twenty-five".