1042664326020 has 96 divisors (see below), whose sum is σ = 3322962800640. Its totient is φ = 271262257920.

The previous prime is 1042664325947. The next prime is 1042664326097. The reversal of 1042664326020 is 206234662401.

1042664326020 is a `hidden beast` number, since 1 + 0 + 4 + 2 + 6 + 6 + 43 + 2 + 602 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23524932 + ... + 23569211.

It is an arithmetic number, because the mean of its divisors is an integer number (34614195840).

Almost surely, 2^{1042664326020} is an apocalyptic number.

1042664326020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042664326020 is an abundant number, since it is smaller than the sum of its proper divisors (2280298474620).

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

1042664326020 is a wasteful number, since it uses less digits than its factorization.

1042664326020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47094202 (or 47094194 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

Adding to 1042664326020 its reverse (206234662401), we get a palindrome (1248898988421).

The spelling of 1042664326020 in words is "one trillion, forty-two billion, six hundred sixty-four million, three hundred twenty-six thousand, twenty".