145545622262620 has 48 divisors (see below), whose sum is σ = 316294013095200. Its totient is φ = 56191399389440.

The previous prime is 145545622262603. The next prime is 145545622262633. The reversal of 145545622262620 is 26262226545541.

It is a happy number.

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, 41444566 + ... + 44819005.

It is an arithmetic number, because the mean of its divisors is an integer number (6589458606150).

Almost surely, 2^{145545622262620} is an apocalyptic number.

145545622262620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145545622262620 is an abundant number, since it is smaller than the sum of its proper divisors (170748390832580).

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

145545622262620 is a wasteful number, since it uses less digits than its factorization.

145545622262620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86266518 (or 86266516 counting only the distinct ones).

The product of its (nonzero) digits is 13824000, while the sum is 52.

The spelling of 145545622262620 in words is "one hundred forty-five trillion, five hundred forty-five billion, six hundred twenty-two million, two hundred sixty-two thousand, six hundred twenty".