5551031502225 has 36 divisors (see below), whose sum is σ = 10846379134032. Its totient is φ = 2691409212000.

The previous prime is 5551031502221. The next prime is 5551031502239. The reversal of 5551031502225 is 5222051301555.

5551031502225 is a `hidden beast` number, since 5 + 551 + 0 + 31 + 50 + 2 + 2 + 25 = 666.

It is not a de Polignac number, because 5551031502225 - 2² = 5551031502221 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5551031502225.

It is not an unprimeable number, because it can be changed into a prime (5551031502221) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1121418031 + ... + 1121422980.

Almost surely, 2^{5551031502225} is an apocalyptic number.

5551031502225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5551031502225 is a deficient number, since it is larger than the sum of its proper divisors (5295347631807).

5551031502225 is a wasteful number, since it uses less digits than its factorization.

5551031502225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2242841038 (or 2242841030 counting only the distinct ones).

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

The spelling of 5551031502225 in words is "five trillion, five hundred fifty-one billion, thirty-one million, five hundred two thousand, two hundred twenty-five".