32261155506455 has 8 divisors (see below), whose sum is σ = 38715637096752. Its totient is φ = 25807424079168.

The previous prime is 32261155506451. The next prime is 32261155506473. The reversal of 32261155506455 is 55460555116223.

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 32261155506455 - 2² = 32261155506451 is a prime.

It is a super-4 number, since 4×32261155506455⁴ (a number of 55 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32261155506451) 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, 187446134 + ... + 187618163.

It is an arithmetic number, because the mean of its divisors is an integer number (4839454637094).

Almost surely, 2^{32261155506455} is an apocalyptic number.

32261155506455 is a deficient number, since it is larger than the sum of its proper divisors (6454481590297).

32261155506455 is a wasteful number, since it uses less digits than its factorization.

32261155506455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375081505.

The product of its (nonzero) digits is 5400000, while the sum is 50.

The spelling of 32261155506455 in words is "thirty-two trillion, two hundred sixty-one billion, one hundred fifty-five million, five hundred six thousand, four hundred fifty-five".