1042465246425 has 36 divisors (see below), whose sum is σ = 1927402424064. Its totient is φ = 538046575200.

The previous prime is 1042465246397. The next prime is 1042465246441. The reversal of 1042465246425 is 5246425642401.

1042465246425 is a `hidden beast` number, since 1 + 0 + 4 + 2 + 46 + 524 + 64 + 25 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1042465246425 is a prime.

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 74721717 + ... + 74735666.

It is an arithmetic number, because the mean of its divisors is an integer number (53538956224).

Almost surely, 2^{1042465246425} is an apocalyptic number.

1042465246425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1042465246425 is a deficient number, since it is larger than the sum of its proper divisors (884937177639).

1042465246425 is a wasteful number, since it uses less digits than its factorization.

1042465246425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149457430 (or 149457422 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 45.

The spelling of 1042465246425 in words is "one trillion, forty-two billion, four hundred sixty-five million, two hundred forty-six thousand, four hundred twenty-five".