155796465 has 32 divisors (see below), whose sum is σ = 273373056. Its totient is φ = 75138560.

The previous prime is 155796463. The next prime is 155796481. The reversal of 155796465 is 564697551.

It is not a de Polignac number, because 155796465 - 2¹ = 155796463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (155796463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30109 + ... + 34901.

It is an arithmetic number, because the mean of its divisors is an integer number (8542908).

Almost surely, 2^155796465 is an apocalyptic number.

155796465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

155796465 is a deficient number, since it is larger than the sum of its proper divisors (117576591).

155796465 is a wasteful number, since it uses less digits than its factorization.

155796465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5009.

The product of its digits is 1134000, while the sum is 48.

The square root of 155796465 is about 12481.8454164438. The cubic root of 155796465 is about 538.0870413291.

The spelling of 155796465 in words is "one hundred fifty-five million, seven hundred ninety-six thousand, four hundred sixty-five".