1455553125042 has 16 divisors (see below), whose sum is σ = 2911519902720. Its totient is φ = 485115432912.

The previous prime is 1455553125029. The next prime is 1455553125077. The reversal of 1455553125042 is 2405213555541.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1455553124985 and 1455553125003.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17189773 + ... + 17274240.

It is an arithmetic number, because the mean of its divisors is an integer number (181969993920).

Almost surely, 2^{1455553125042} is an apocalyptic number.

1455553125042 is an abundant number, since it is smaller than the sum of its proper divisors (1455966777678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1455553125042 is a wasteful number, since it uses less digits than its factorization.

1455553125042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34471057.

The product of its (nonzero) digits is 600000, while the sum is 42.

The spelling of 1455553125042 in words is "one trillion, four hundred fifty-five billion, five hundred fifty-three million, one hundred twenty-five thousand, forty-two".