143677961650 has 12 divisors (see below), whose sum is σ = 267241008762. Its totient is φ = 57471184640.

The previous prime is 143677961569. The next prime is 143677961671. The reversal of 143677961650 is 56169776341.

It can be written as a sum of positive squares in 3 ways, for example, as 105324264369 + 38353697281 = 324537^2 + 195841^2 .

It is a junction number, because it is equal to n+sod(n) for n = 143677961591 and 143677961600.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1436779567 + ... + 1436779666.

Almost surely, 2^143677961650 is an apocalyptic number.

143677961650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

143677961650 is a deficient number, since it is larger than the sum of its proper divisors (123563047112).

143677961650 is a wasteful number, since it uses less digits than its factorization.

143677961650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2873559245 (or 2873559240 counting only the distinct ones).

The product of its (nonzero) digits is 5715360, while the sum is 55.

The spelling of 143677961650 in words is "one hundred forty-three billion, six hundred seventy-seven million, nine hundred sixty-one thousand, six hundred fifty".