1464245632551 has 32 divisors (see below), whose sum is σ = 2166237243072. Its totient is φ = 874015165440.

The previous prime is 1464245632537. The next prime is 1464245632583. The reversal of 1464245632551 is 1552365424641.

It is not a de Polignac number, because 1464245632551 - 2¹⁵ = 1464245599783 is a prime.

It is a super-2 number, since 2×1464245632551² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 1464245632551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1464245632351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2369980 + ... + 2923233.

It is an arithmetic number, because the mean of its divisors is an integer number (67694913846).

Almost surely, 2^{1464245632551} is an apocalyptic number.

1464245632551 is a deficient number, since it is larger than the sum of its proper divisors (701991610521).

1464245632551 is a wasteful number, since it uses less digits than its factorization.

1464245632551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5293443.

The product of its digits is 3456000, while the sum is 48.

The spelling of 1464245632551 in words is "one trillion, four hundred sixty-four billion, two hundred forty-five million, six hundred thirty-two thousand, five hundred fifty-one".