1040534511620 has 48 divisors (see below), whose sum is σ = 2301046513920. Its totient is φ = 394465078656.

The previous prime is 1040534511619. The next prime is 1040534511671. The reversal of 1040534511620 is 261154350401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10326152 + ... + 10426431.

It is an arithmetic number, because the mean of its divisors is an integer number (47938469040).

Almost surely, 2^{1040534511620} is an apocalyptic number.

1040534511620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040534511620 is an abundant number, since it is smaller than the sum of its proper divisors (1260512002300).

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

1040534511620 is a wasteful number, since it uses less digits than its factorization.

1040534511620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20752724 (or 20752722 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 1040534511620 in words is "one trillion, forty billion, five hundred thirty-four million, five hundred eleven thousand, six hundred twenty".