1465666038 has 24 divisors (see below), whose sum is σ = 3183624288. Its totient is φ = 487322352.

The previous prime is 1465665997. The next prime is 1465666039. The reversal of 1465666038 is 8306665641.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1465665984 and 1465666002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1465666039) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95406 + ... + 109697.

It is an arithmetic number, because the mean of its divisors is an integer number (132651012).

Almost surely, 2^1465666038 is an apocalyptic number.

1465666038 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1465666038 is an abundant number, since it is smaller than the sum of its proper divisors (1717958250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1465666038 is a wasteful number, since it uses less digits than its factorization.

1465666038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205508 (or 205505 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The square root of 1465666038 is about 38284.0180493114. The cubic root of 1465666038 is about 1135.9128387095.

The spelling of 1465666038 in words is "one billion, four hundred sixty-five million, six hundred sixty-six thousand, thirty-eight".