1040534511651 has 6 divisors (see below), whose sum is σ = 1502994294620. Its totient is φ = 693689674428.

The previous prime is 1040534511619. The next prime is 1040534511671. The reversal of 1040534511651 is 1561154350401.

1040534511651 is a `hidden beast` number, since 1 + 0 + 4 + 0 + 534 + 5 + 116 + 5 + 1 = 666.

It is not a de Polignac number, because 1040534511651 - 2⁵ = 1040534511619 is a prime.

It is a Duffinian 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 5 ways as a sum of consecutive naturals, for example, 57807472861 + ... + 57807472878.

Almost surely, 2^{1040534511651} is an apocalyptic number.

1040534511651 is a deficient number, since it is larger than the sum of its proper divisors (462459782969).

1040534511651 is a wasteful number, since it uses less digits than its factorization.

1040534511651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115614945745 (or 115614945742 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The spelling of 1040534511651 in words is "one trillion, forty billion, five hundred thirty-four million, five hundred eleven thousand, six hundred fifty-one".