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26401451041 = 731121665673
BaseRepresentation
bin11000100101101001…
…100010110000100001
32112010221222200020001
4120211221202300201
5413032232413131
620043442420001
71623152426320
oct304551426041
975127880201
1026401451041
1110218a26a29
125149961601
1326499a25a4
1413c65560b7
15a47c52261
hex625a62c21

26401451041 has 8 divisors (see below), whose sum is σ = 31146412544. Its totient is φ = 21899820960.

The previous prime is 26401451029. The next prime is 26401451051. The reversal of 26401451041 is 14015410462.

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 26401451041 - 219 = 26400926753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26401451051) 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, 60832620 + ... + 60833053.

It is an arithmetic number, because the mean of its divisors is an integer number (3893301568).

Almost surely, 226401451041 is an apocalyptic number.

It is an amenable number.

26401451041 is a deficient number, since it is larger than the sum of its proper divisors (4744961503).

26401451041 is a wasteful number, since it uses less digits than its factorization.

26401451041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121665711.

The product of its (nonzero) digits is 3840, while the sum is 28.

The spelling of 26401451041 in words is "twenty-six billion, four hundred one million, four hundred fifty-one thousand, forty-one".

Divisors: 1 7 31 217 121665673 851659711 3771635863 26401451041