145231212203514 has 24 divisors (see below), whose sum is σ = 314774041039380. Its totient is φ = 48394032591168.

The previous prime is 145231212203491. The next prime is 145231212203521. The reversal of 145231212203514 is 415302212132541.

145231212203514 is a `hidden beast` number, since 1 + 4 + 5 + 2 + 3 + 12 + 122 + 0 + 3 + 514 = 666.

145231212203514 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 140270458277889 + 4960753925625 = 11843583^2 + 2227275^2 .

It is a super-2 number, since 2×145231212203514² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1364235019 + ... + 1364341470.

Almost surely, 2^{145231212203514} is an apocalyptic number.

145231212203514 is an abundant number, since it is smaller than the sum of its proper divisors (169542828835866).

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

145231212203514 is a wasteful number, since it uses less digits than its factorization.

145231212203514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2728579454 (or 2728579451 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 145231212203514 in words is "one hundred forty-five trillion, two hundred thirty-one billion, two hundred twelve million, two hundred three thousand, five hundred fourteen".