5551552051045 has 128 divisors (see below), whose sum is σ = 9418913280000. Its totient is φ = 3025228124160.

The previous prime is 5551552051043. The next prime is 5551552051057. The reversal of 5551552051045 is 5401502551555.

It is not a de Polignac number, because 5551552051045 - 2¹ = 5551552051043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5551552050992 and 5551552051010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5551552051043) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 293739006 + ... + 293757904.

It is an arithmetic number, because the mean of its divisors is an integer number (73585260000).

Almost surely, 2^{5551552051045} is an apocalyptic number.

5551552051045 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5551552051045 is a deficient number, since it is larger than the sum of its proper divisors (3867361228955).

5551552051045 is a wasteful number, since it uses less digits than its factorization.

5551552051045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22043.

The product of its (nonzero) digits is 625000, while the sum is 43.

The spelling of 5551552051045 in words is "five trillion, five hundred fifty-one billion, five hundred fifty-two million, fifty-one thousand, forty-five".