6135561454225 has 12 divisors (see below), whose sum is σ = 8694967089664. Its totient is φ = 4207242139920.

The previous prime is 6135561454153. The next prime is 6135561454259. The reversal of 6135561454225 is 5224541655316.

It is not a de Polignac number, because 6135561454225 - 2¹⁷ = 6135561323153 is a prime.

It is a super-2 number, since 2×6135561454225² (a number of 26 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17530175409 + ... + 17530175758.

Almost surely, 2^{6135561454225} is an apocalyptic number.

It is an amenable number.

6135561454225 is a deficient number, since it is larger than the sum of its proper divisors (2559405635439).

6135561454225 is a wasteful number, since it uses less digits than its factorization.

6135561454225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35060351184 (or 35060351179 counting only the distinct ones).

The product of its digits is 4320000, while the sum is 49.

The spelling of 6135561454225 in words is "six trillion, one hundred thirty-five billion, five hundred sixty-one million, four hundred fifty-four thousand, two hundred twenty-five".