526454204241661 has 8 divisors (see below), whose sum is σ = 554367034870880. Its totient is φ = 498561845074128.

The previous prime is 526454204241659. The next prime is 526454204241739. The reversal of 526454204241661 is 166142402454625.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 526454204241661 - 2¹ = 526454204241659 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 526454204241599 and 526454204241608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (526454204241461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5117812626 + ... + 5117915491.

It is an arithmetic number, because the mean of its divisors is an integer number (69295879358860).

Almost surely, 2^{526454204241661} is an apocalyptic number.

It is an amenable number.

526454204241661 is a deficient number, since it is larger than the sum of its proper divisors (27912830629219).

526454204241661 is a wasteful number, since it uses less digits than its factorization.

526454204241661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10235730843.

The product of its (nonzero) digits is 11059200, while the sum is 52.

The spelling of 526454204241661 in words is "five hundred twenty-six trillion, four hundred fifty-four billion, two hundred four million, two hundred forty-one thousand, six hundred sixty-one".