1045056465651 has 64 divisors (see below), whose sum is σ = 1591755669504. Its totient is φ = 603701683200.

The previous prime is 1045056465623. The next prime is 1045056465671. The reversal of 1045056465651 is 1565646505401.

It is not a de Polignac number, because 1045056465651 - 2³³ = 1036466531059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1045056465651.

It is not an unprimeable number, because it can be changed into a prime (1045056465671) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 291669006 + ... + 291672588.

It is an arithmetic number, because the mean of its divisors is an integer number (24871182336).

Almost surely, 2^{1045056465651} is an apocalyptic number.

1045056465651 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1045056465651 is a deficient number, since it is larger than the sum of its proper divisors (546699203853).

1045056465651 is a wasteful number, since it uses less digits than its factorization.

1045056465651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4864.

The product of its (nonzero) digits is 2160000, while the sum is 48.

The spelling of 1045056465651 in words is "one trillion, forty-five billion, fifty-six million, four hundred sixty-five thousand, six hundred fifty-one".