1465216423556 has 24 divisors (see below), whose sum is σ = 2601951315264. Its totient is φ = 721815318560.

The previous prime is 1465216423547. The next prime is 1465216423621. The reversal of 1465216423556 is 6553246125641.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1261235 + ... + 2126298.

It is an arithmetic number, because the mean of its divisors is an integer number (108414638136).

Almost surely, 2^{1465216423556} is an apocalyptic number.

It is an amenable number.

1465216423556 is a deficient number, since it is larger than the sum of its proper divisors (1136734891708).

1465216423556 is a wasteful number, since it uses less digits than its factorization.

1465216423556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3389131 (or 3389129 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 50.

The spelling of 1465216423556 in words is "one trillion, four hundred sixty-five billion, two hundred sixteen million, four hundred twenty-three thousand, five hundred fifty-six".