145422546526 has 4 divisors (see below), whose sum is σ = 218133819792. Its totient is φ = 72711273262.

The previous prime is 145422546517. The next prime is 145422546587. The reversal of 145422546526 is 625645224541.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×145422546526² (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 as a sum of consecutive naturals, namely, 36355636630 + ... + 36355636633.

It is an arithmetic number, because the mean of its divisors is an integer number (54533454948).

Almost surely, 2^145422546526 is an apocalyptic number.

145422546526 is a deficient number, since it is larger than the sum of its proper divisors (72711273266).

145422546526 is an equidigital number, since it uses as much as digits as its factorization.

145422546526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72711273265.

The product of its digits is 2304000, while the sum is 46.

The spelling of 145422546526 in words is "one hundred forty-five billion, four hundred twenty-two million, five hundred forty-six thousand, five hundred twenty-six".