109143417082642 has 32 divisors (see below), whose sum is σ = 170869819697280. Its totient is φ = 52220409265920.

The previous prime is 109143417082627. The next prime is 109143417082657. The reversal of 109143417082642 is 246280714341901.

It is an interprime number because it is at equal distance from previous prime (109143417082627) and next prime (109143417082657).

It is a self number, because there is not a number n which added to its sum of digits gives 109143417082642.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107050323 + ... + 108065065.

It is an arithmetic number, because the mean of its divisors is an integer number (5339681865540).

Almost surely, 2^{109143417082642} is an apocalyptic number.

109143417082642 is a deficient number, since it is larger than the sum of its proper divisors (61726402614638).

109143417082642 is a wasteful number, since it uses less digits than its factorization.

109143417082642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031298.

The product of its (nonzero) digits is 2322432, while the sum is 52.

The spelling of 109143417082642 in words is "one hundred nine trillion, one hundred forty-three billion, four hundred seventeen million, eighty-two thousand, six hundred forty-two".