145425684624 has 80 divisors (see below), whose sum is σ = 411017621760. Its totient is φ = 43941335680.

The previous prime is 145425684583. The next prime is 145425684647. The reversal of 145425684624 is 426486524541.

It is a super-2 number, since 2×145425684624² (a number of 23 digits) contains 22 as substring.

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, 213654 + ... + 580085.

It is an arithmetic number, because the mean of its divisors is an integer number (5137720272).

Almost surely, 2^145425684624 is an apocalyptic number.

It is an amenable number.

145425684624 is an abundant number, since it is smaller than the sum of its proper divisors (265591937136).

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

145425684624 is a wasteful number, since it uses less digits than its factorization.

145425684624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794108 (or 794102 counting only the distinct ones).

The product of its digits is 7372800, while the sum is 51.

The spelling of 145425684624 in words is "one hundred forty-five billion, four hundred twenty-five million, six hundred eighty-four thousand, six hundred twenty-four".