62545632161 has 4 divisors (see below), whose sum is σ = 66224787012. Its totient is φ = 58866477312.

The previous prime is 62545632103. The next prime is 62545632197. The reversal of 62545632161 is 16123654526.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 49871375761 + 12674256400 = 223319^2 + 112580^2 .

It is a cyclic number.

It is not a de Polignac number, because 62545632161 - 2²⁶ = 62478523297 is a prime.

It is a super-2 number, since 2×62545632161² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (62545632101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1839577400 + ... + 1839577433.

It is an arithmetic number, because the mean of its divisors is an integer number (16556196753).

Almost surely, 2^62545632161 is an apocalyptic number.

It is an amenable number.

62545632161 is a deficient number, since it is larger than the sum of its proper divisors (3679154851).

62545632161 is a wasteful number, since it uses less digits than its factorization.

62545632161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3679154850.

The product of its digits is 259200, while the sum is 41.

The spelling of 62545632161 in words is "sixty-two billion, five hundred forty-five million, six hundred thirty-two thousand, one hundred sixty-one".