2103642464575 has 24 divisors (see below), whose sum is σ = 2651456354960. Its totient is φ = 1655286969600.

The previous prime is 2103642464557. The next prime is 2103642464591. The reversal of 2103642464575 is 5754642463012.

It is a de Polignac number, because none of the positive numbers 2^k-2103642464575 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 157171 + ... + 2057179.

Almost surely, 2^{2103642464575} is an apocalyptic number.

2103642464575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2103642464575 is a deficient number, since it is larger than the sum of its proper divisors (547813890385).

2103642464575 is a wasteful number, since it uses less digits than its factorization.

2103642464575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1900747 (or 1900742 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 49.

The spelling of 2103642464575 in words is "two trillion, one hundred three billion, six hundred forty-two million, four hundred sixty-four thousand, five hundred seventy-five".