145326631012 has 12 divisors (see below), whose sum is σ = 254329037676. Its totient is φ = 72661191680.

The previous prime is 145326630847. The next prime is 145326631019. The reversal of 145326631012 is 210136623541.

It can be written as a sum of positive squares in 2 ways, for example, as 136001638656 + 9324992356 = 368784^2 + 96566^2 .

It is a super-2 number, since 2×145326631012² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145326631019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371689 + ... + 654832.

It is an arithmetic number, because the mean of its divisors is an integer number (21194086473).

Almost surely, 2^145326631012 is an apocalyptic number.

It is an amenable number.

145326631012 is a deficient number, since it is larger than the sum of its proper divisors (109002406664).

145326631012 is a wasteful number, since it uses less digits than its factorization.

145326631012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061918 (or 1061916 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 145326631012 in words is "one hundred forty-five billion, three hundred twenty-six million, six hundred thirty-one thousand, twelve".