1461655064436 has 48 divisors (see below), whose sum is σ = 3898169068416. Its totient is φ = 417570493824.

The previous prime is 1461655064411. The next prime is 1461655064437. The reversal of 1461655064436 is 6344605561641.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1461655064437) 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, 158571 + ... + 1717106.

It is an arithmetic number, because the mean of its divisors is an integer number (81211855592).

Almost surely, 2^{1461655064436} is an apocalyptic number.

It is an amenable number.

1461655064436 is an abundant number, since it is smaller than the sum of its proper divisors (2436514003980).

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

1461655064436 is a wasteful number, since it uses less digits than its factorization.

1461655064436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1884968 (or 1884966 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 51.

The spelling of 1461655064436 in words is "one trillion, four hundred sixty-one billion, six hundred fifty-five million, sixty-four thousand, four hundred thirty-six".