2145464454534 has 32 divisors (see below), whose sum is σ = 4297535948160. Its totient is φ = 714054465600.

The previous prime is 2145464454517. The next prime is 2145464454619. The reversal of 2145464454534 is 4354544645412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10496754 + ... + 10699194.

It is an arithmetic number, because the mean of its divisors is an integer number (134297998380).

Almost surely, 2^{2145464454534} is an apocalyptic number.

2145464454534 is an abundant number, since it is smaller than the sum of its proper divisors (2152071493626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2145464454534 is a wasteful number, since it uses less digits than its factorization.

2145464454534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205156.

The product of its digits is 18432000, while the sum is 51.

The spelling of 2145464454534 in words is "two trillion, one hundred forty-five billion, four hundred sixty-four million, four hundred fifty-four thousand, five hundred thirty-four".