145632708854 has 4 divisors (see below), whose sum is σ = 218449063284. Its totient is φ = 72816354426.

The previous prime is 145632708841. The next prime is 145632708967. The reversal of 145632708854 is 458807236541.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 458807236541 = 17 ⋅26988660973.

It is a junction number, because it is equal to n+sod(n) for n = 145632708796 and 145632708805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36408177212 + ... + 36408177215.

It is an arithmetic number, because the mean of its divisors is an integer number (54612265821).

Almost surely, 2^145632708854 is an apocalyptic number.

145632708854 is a deficient number, since it is larger than the sum of its proper divisors (72816354430).

145632708854 is an equidigital number, since it uses as much as digits as its factorization.

145632708854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72816354429.

The product of its (nonzero) digits is 6451200, while the sum is 53.

The spelling of 145632708854 in words is "one hundred forty-five billion, six hundred thirty-two million, seven hundred eight thousand, eight hundred fifty-four".