162641502106562 has 4 divisors (see below), whose sum is σ = 243962253159846. Its totient is φ = 81320751053280.

The previous prime is 162641502106547. The next prime is 162641502106637. The reversal of 162641502106562 is 265601205146261.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 124837068648601 + 37804433457961 = 11173051^2 + 6148531^2 .

It is a super-2 number, since 2×162641502106562² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40660375526639 + ... + 40660375526642.

Almost surely, 2^{162641502106562} is an apocalyptic number.

162641502106562 is a deficient number, since it is larger than the sum of its proper divisors (81320751053284).

162641502106562 is an equidigital number, since it uses as much as digits as its factorization.

162641502106562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81320751053283.

The product of its (nonzero) digits is 1036800, while the sum is 47.

The spelling of 162641502106562 in words is "one hundred sixty-two trillion, six hundred forty-one billion, five hundred two million, one hundred six thousand, five hundred sixty-two".