65011555142 has 24 divisors (see below), whose sum is σ = 108095058576. Its totient is φ = 29263507328.

The previous prime is 65011555121. The next prime is 65011555151. The reversal of 65011555142 is 24155511056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2431853 + ... + 2458440.

It is an arithmetic number, because the mean of its divisors is an integer number (4503960774).

Almost surely, 2^65011555142 is an apocalyptic number.

65011555142 is a deficient number, since it is larger than the sum of its proper divisors (43083503434).

65011555142 is a wasteful number, since it uses less digits than its factorization.

65011555142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4890352 (or 4890335 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 35.

The spelling of 65011555142 in words is "sixty-five billion, eleven million, five hundred fifty-five thousand, one hundred forty-two".