1553416046655 has 32 divisors (see below), whose sum is σ = 2721967435008. Its totient is φ = 750240768000.

The previous prime is 1553416046647. The next prime is 1553416046659. The reversal of 1553416046655 is 5566406143551.

It is not a de Polignac number, because 1553416046655 - 2³ = 1553416046647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1553416046598 and 1553416046607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1553416046659) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18274021 + ... + 18358830.

It is an arithmetic number, because the mean of its divisors is an integer number (85061482344).

Almost surely, 2^{1553416046655} is an apocalyptic number.

1553416046655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1553416046655 is a deficient number, since it is larger than the sum of its proper divisors (1168551388353).

1553416046655 is a wasteful number, since it uses less digits than its factorization.

1553416046655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36633127.

The product of its (nonzero) digits is 6480000, while the sum is 51.

The spelling of 1553416046655 in words is "one trillion, five hundred fifty-three billion, four hundred sixteen million, forty-six thousand, six hundred fifty-five".