1455155201225 has 48 divisors (see below), whose sum is σ = 1980863216640. Its totient is φ = 1051627200000.

The previous prime is 1455155201173. The next prime is 1455155201257. The reversal of 1455155201225 is 5221025515541.

It is not a de Polignac number, because 1455155201225 - 2⁶ = 1455155201161 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32787800 + ... + 32832150.

It is an arithmetic number, because the mean of its divisors is an integer number (41267983680).

Almost surely, 2^{1455155201225} is an apocalyptic number.

It is an amenable number.

1455155201225 is a deficient number, since it is larger than the sum of its proper divisors (525708015415).

1455155201225 is a wasteful number, since it uses less digits than its factorization.

1455155201225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45122 (or 45117 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 38.

The spelling of 1455155201225 in words is "one trillion, four hundred fifty-five billion, one hundred fifty-five million, two hundred one thousand, two hundred twenty-five".