161633301272362 has 32 divisors (see below), whose sum is σ = 243448297597440. Its totient is φ = 80484500321280.

The previous prime is 161633301272353. The next prime is 161633301272393. The reversal of 161633301272362 is 263272103336161.

It is a happy number.

It is a super-2 number, since 2×161633301272362² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2744681814 + ... + 2744740702.

It is an arithmetic number, because the mean of its divisors is an integer number (7607759299920).

Almost surely, 2^{161633301272362} is an apocalyptic number.

161633301272362 is a deficient number, since it is larger than the sum of its proper divisors (81814996325078).

161633301272362 is a wasteful number, since it uses less digits than its factorization.

161633301272362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64158.

The product of its (nonzero) digits is 979776, while the sum is 46.

The spelling of 161633301272362 in words is "one hundred sixty-one trillion, six hundred thirty-three billion, three hundred one million, two hundred seventy-two thousand, three hundred sixty-two".