143545617012 has 72 divisors (see below), whose sum is σ = 389774379456. Its totient is φ = 40997185152.

The previous prime is 143545617011. The next prime is 143545617013. The reversal of 143545617012 is 210716545341.

It is an interprime number because it is at equal distance from previous prime (143545617011) and next prime (143545617013).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143545617011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1520008 + ... + 1611680.

It is an arithmetic number, because the mean of its divisors is an integer number (5413533048).

Almost surely, 2^143545617012 is an apocalyptic number.

143545617012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

143545617012 is an abundant number, since it is smaller than the sum of its proper divisors (246228762444).

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

143545617012 is a wasteful number, since it uses less digits than its factorization.

143545617012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94357 (or 94348 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 39.

The spelling of 143545617012 in words is "one hundred forty-three billion, five hundred forty-five million, six hundred seventeen thousand, twelve".