1610161455 has 16 divisors (see below), whose sum is σ = 2944295424. Its totient is φ = 736073760.

The previous prime is 1610161453. The next prime is 1610161463. The reversal of 1610161455 is 5541610161.

It is not a de Polignac number, because 1610161455 - 2¹ = 1610161453 is a prime.

It is a super-2 number, since 2×1610161455² = 5185239822335434050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1610161453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7667331 + ... + 7667540.

It is an arithmetic number, because the mean of its divisors is an integer number (184018464).

Almost surely, 2^1610161455 is an apocalyptic number.

1610161455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1610161455 is a deficient number, since it is larger than the sum of its proper divisors (1334133969).

1610161455 is a wasteful number, since it uses less digits than its factorization.

1610161455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15334886.

The product of its (nonzero) digits is 3600, while the sum is 30.

The square root of 1610161455 is about 40126.8171551146. The cubic root of 1610161455 is about 1172.0778949245.

The spelling of 1610161455 in words is "one billion, six hundred ten million, one hundred sixty-one thousand, four hundred fifty-five".