78362559118 has 4 divisors (see below), whose sum is σ = 117543838680. Its totient is φ = 39181279558.

The previous prime is 78362559073. The next prime is 78362559133. The reversal of 78362559118 is 81195526387.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×78362559118² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19590639778 + ... + 19590639781.

It is an arithmetic number, because the mean of its divisors is an integer number (29385959670).

Almost surely, 2^78362559118 is an apocalyptic number.

78362559118 is a deficient number, since it is larger than the sum of its proper divisors (39181279562).

78362559118 is a wasteful number, since it uses less digits than its factorization.

78362559118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39181279561.

The product of its digits is 3628800, while the sum is 55.

The spelling of 78362559118 in words is "seventy-eight billion, three hundred sixty-two million, five hundred fifty-nine thousand, one hundred eighteen".