10543421251445 has 32 divisors (see below), whose sum is σ = 13406116584960. Its totient is φ = 7932789043200.

The previous prime is 10543421251427. The next prime is 10543421251457. The reversal of 10543421251445 is 54415212434501.

It is not a de Polignac number, because 10543421251445 - 2³⁰ = 10542347509621 is a prime.

It is a super-2 number, since 2×10543421251445² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 843265064 + ... + 843277566.

It is an arithmetic number, because the mean of its divisors is an integer number (418941143280).

Almost surely, 2^{10543421251445} is an apocalyptic number.

It is an amenable number.

10543421251445 is a deficient number, since it is larger than the sum of its proper divisors (2862695333515).

10543421251445 is a wasteful number, since it uses less digits than its factorization.

10543421251445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18965.

The product of its (nonzero) digits is 384000, while the sum is 41.

Adding to 10543421251445 its reverse (54415212434501), we get a palindrome (64958633685946).

The spelling of 10543421251445 in words is "ten trillion, five hundred forty-three billion, four hundred twenty-one million, two hundred fifty-one thousand, four hundred forty-five".