145166142402534 has 128 divisors (see below), whose sum is σ = 324982489595904. Its totient is φ = 42846573600000.

The previous prime is 145166142402497. The next prime is 145166142402557. The reversal of 145166142402534 is 435204241661541.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8143040529 + ... + 8143058355.

It is an arithmetic number, because the mean of its divisors is an integer number (2538925699968).

Almost surely, 2^{145166142402534} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 145166142402534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162491244797952).

145166142402534 is an abundant number, since it is smaller than the sum of its proper divisors (179816347193370).

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

145166142402534 is a wasteful number, since it uses less digits than its factorization.

145166142402534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22642.

The product of its (nonzero) digits is 2764800, while the sum is 48.

The spelling of 145166142402534 in words is "one hundred forty-five trillion, one hundred sixty-six billion, one hundred forty-two million, four hundred two thousand, five hundred thirty-four".