541602455566161 has 32 divisors (see below), whose sum is σ = 829249567764480. Its totient is φ = 310967246232000.

The previous prime is 541602455566057. The next prime is 541602455566189. The reversal of 541602455566161 is 161665554206145.

It is not a de Polignac number, because 541602455566161 - 2³¹ = 541600308082513 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (541602455566661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 542546656 + ... + 543543998.

It is an arithmetic number, because the mean of its divisors is an integer number (25914048992640).

Almost surely, 2^{541602455566161} is an apocalyptic number.

It is an amenable number.

541602455566161 is a deficient number, since it is larger than the sum of its proper divisors (287647112198319).

541602455566161 is a wasteful number, since it uses less digits than its factorization.

541602455566161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1863477.

The product of its (nonzero) digits is 25920000, while the sum is 57.

The spelling of 541602455566161 in words is "five hundred forty-one trillion, six hundred two billion, four hundred fifty-five million, five hundred sixty-six thousand, one hundred sixty-one".