145405222510 has 16 divisors (see below), whose sum is σ = 270754552800. Its totient is φ = 56156499616.

The previous prime is 145405222489. The next prime is 145405222537. The reversal of 145405222510 is 15222504541.

It is a super-2 number, since 2×145405222510² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250698370 + ... + 250698949.

It is an arithmetic number, because the mean of its divisors is an integer number (16922159550).

Almost surely, 2^145405222510 is an apocalyptic number.

145405222510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145405222510 is a deficient number, since it is larger than the sum of its proper divisors (125349330290).

145405222510 is a wasteful number, since it uses less digits than its factorization.

145405222510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501397355.

The product of its (nonzero) digits is 16000, while the sum is 31.

The spelling of 145405222510 in words is "one hundred forty-five billion, four hundred five million, two hundred twenty-two thousand, five hundred ten".