1025455655025 has 96 divisors (see below), whose sum is σ = 1901092608000. Its totient is φ = 541911859200.

The previous prime is 1025455655009. The next prime is 1025455655053. The reversal of 1025455655025 is 5205565545201.

1025455655025 is a `hidden beast` number, since 1 + 0 + 2 + 5 + 45 + 56 + 550 + 2 + 5 = 666.

It is not a de Polignac number, because 1025455655025 - 2⁴ = 1025455655009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 33118251 + ... + 33149199.

It is an arithmetic number, because the mean of its divisors is an integer number (19803048000).

Almost surely, 2^{1025455655025} is an apocalyptic number.

1025455655025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1025455655025 is a deficient number, since it is larger than the sum of its proper divisors (875636952975).

1025455655025 is a wasteful number, since it uses less digits than its factorization.

1025455655025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31416 (or 31405 counting only the distinct ones).

The product of its (nonzero) digits is 1500000, while the sum is 45.

The spelling of 1025455655025 in words is "one trillion, twenty-five billion, four hundred fifty-five million, six hundred fifty-five thousand, twenty-five".