1040534511672 has 16 divisors (see below), whose sum is σ = 2601336279240. Its totient is φ = 346844837216.

The previous prime is 1040534511671. The next prime is 1040534511673. The reversal of 1040534511672 is 2761154350401.

It is an interprime number because it is at equal distance from previous prime (1040534511671) and next prime (1040534511673).

It is a self number, because there is not a number n which added to its sum of digits gives 1040534511672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040534511671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21677802303 + ... + 21677802350.

Almost surely, 2^{1040534511672} is an apocalyptic number.

1040534511672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1040534511672 is an abundant number, since it is smaller than the sum of its proper divisors (1560801767568).

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

1040534511672 is a wasteful number, since it uses less digits than its factorization.

1040534511672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43355604662 (or 43355604658 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 39.

The spelling of 1040534511672 in words is "one trillion, forty billion, five hundred thirty-four million, five hundred eleven thousand, six hundred seventy-two".