263049613834434 has 128 divisors (see below), whose sum is σ = 621164063342592. Its totient is φ = 72672581963520.

The previous prime is 263049613834411. The next prime is 263049613834481. The reversal of 263049613834434 is 434438316940362.

263049613834434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×263049613834434³ (a number of 44 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11543834389 + ... + 11543857175.

It is an arithmetic number, because the mean of its divisors is an integer number (4852844244864).

Almost surely, 2^{263049613834434} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 263049613834434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (310582031671296).

263049613834434 is an abundant number, since it is smaller than the sum of its proper divisors (358114449508158).

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

263049613834434 is a wasteful number, since it uses less digits than its factorization.

263049613834434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29760.

The product of its (nonzero) digits is 107495424, while the sum is 60.

The spelling of 263049613834434 in words is "two hundred sixty-three trillion, forty-nine billion, six hundred thirteen million, eight hundred thirty-four thousand, four hundred thirty-four".