218040513754 has 8 divisors (see below), whose sum is σ = 373783737888. Its totient is φ = 93445934460.

The previous prime is 218040513701. The next prime is 218040513787. The reversal of 218040513754 is 457315040812.

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, 7787161192 + ... + 7787161219.

It is an arithmetic number, because the mean of its divisors is an integer number (46722967236).

Almost surely, 2^218040513754 is an apocalyptic number.

218040513754 is a deficient number, since it is larger than the sum of its proper divisors (155743224134).

218040513754 is a wasteful number, since it uses less digits than its factorization.

218040513754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15574322420.

The product of its (nonzero) digits is 134400, while the sum is 40.

The spelling of 218040513754 in words is "two hundred eighteen billion, forty million, five hundred thirteen thousand, seven hundred fifty-four".