1553154051255 has 16 divisors (see below), whose sum is σ = 2631225687264. Its totient is φ = 779622425600.

The previous prime is 1553154051233. The next prime is 1553154051343. The reversal of 1553154051255 is 5521504513551.

It is not a de Polignac number, because 1553154051255 - 2²⁷ = 1553019833527 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3045399846 + ... + 3045400355.

It is an arithmetic number, because the mean of its divisors is an integer number (164451605454).

Almost surely, 2^{1553154051255} is an apocalyptic number.

1553154051255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1553154051255 is a deficient number, since it is larger than the sum of its proper divisors (1078071636009).

1553154051255 is a wasteful number, since it uses less digits than its factorization.

1553154051255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6090800226.

The product of its (nonzero) digits is 375000, while the sum is 42.

The spelling of 1553154051255 in words is "one trillion, five hundred fifty-three billion, one hundred fifty-four million, fifty-one thousand, two hundred fifty-five".