143964898864 has 20 divisors (see below), whose sum is σ = 279002783304. Its totient is φ = 71964180608.

The previous prime is 143964898859. The next prime is 143964898927. The reversal of 143964898864 is 468898469341.

It is a junction number, because it is equal to n+sod(n) for n = 143964898793 and 143964898802.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1076677 + ... + 1202980.

Almost surely, 2^143964898864 is an apocalyptic number.

It is an amenable number.

143964898864 is a deficient number, since it is larger than the sum of its proper divisors (135037884440).

143964898864 is a wasteful number, since it uses less digits than its factorization.

143964898864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2283612 (or 2283606 counting only the distinct ones).

The product of its digits is 286654464, while the sum is 70.

The spelling of 143964898864 in words is "one hundred forty-three billion, nine hundred sixty-four million, eight hundred ninety-eight thousand, eight hundred sixty-four".