1144154641402 has 8 divisors (see below), whose sum is σ = 1790850743136. Its totient is φ = 547204393692.

The previous prime is 1144154641381. The next prime is 1144154641423. The reversal of 1144154641402 is 2041464514411.

It is an interprime number because it is at equal distance from previous prime (1144154641381) and next prime (1144154641423).

It is a sphenic number, since it is the product of 3 distinct primes.

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, 12436463448 + ... + 12436463539.

It is an arithmetic number, because the mean of its divisors is an integer number (223856342892).

Almost surely, 2^{1144154641402} is an apocalyptic number.

1144154641402 is a deficient number, since it is larger than the sum of its proper divisors (646696101734).

1144154641402 is a wasteful number, since it uses less digits than its factorization.

1144154641402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24872927012.

The product of its (nonzero) digits is 61440, while the sum is 37.

The spelling of 1144154641402 in words is "one trillion, one hundred forty-four billion, one hundred fifty-four million, six hundred forty-one thousand, four hundred two".