1018051738554 has 16 divisors (see below), whose sum is σ = 2043845318592. Its totient is φ = 338060272608.

The previous prime is 1018051738513. The next prime is 1018051738577. The reversal of 1018051738554 is 4558371508101.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322575019 + ... + 322578174.

It is an arithmetic number, because the mean of its divisors is an integer number (127740332412).

Almost surely, 2^{1018051738554} is an apocalyptic number.

1018051738554 is an abundant number, since it is smaller than the sum of its proper divisors (1025793580038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1018051738554 is a wasteful number, since it uses less digits than its factorization.

1018051738554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645153461.

The product of its (nonzero) digits is 672000, while the sum is 48.

The spelling of 1018051738554 in words is "one trillion, eighteen billion, fifty-one million, seven hundred thirty-eight thousand, five hundred fifty-four".