161477266151 has 2 divisors, whose sum is σ = 161477266152. Its totient is φ = 161477266150.

The previous prime is 161477266103. The next prime is 161477266207. The reversal of 161477266151 is 151662774161.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-161477266151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 161477266096 and 161477266105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (161477266651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80738633075 + 80738633076.

It is an arithmetic number, because the mean of its divisors is an integer number (80738633076).

Almost surely, 2^161477266151 is an apocalyptic number.

161477266151 is a deficient number, since it is larger than the sum of its proper divisors (1).

161477266151 is an equidigital number, since it uses as much as digits as its factorization.

161477266151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 423360, while the sum is 47.

The spelling of 161477266151 in words is "one hundred sixty-one billion, four hundred seventy-seven million, two hundred sixty-six thousand, one hundred fifty-one".