1553554545404 has 24 divisors (see below), whose sum is σ = 2737502240928. Its totient is φ = 771422857920.

The previous prime is 1553554545401. The next prime is 1553554545409. The reversal of 1553554545404 is 4045454553551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1553554545401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 949439 + ... + 2002134.

It is an arithmetic number, because the mean of its divisors is an integer number (114062593372).

Almost surely, 2^{1553554545404} is an apocalyptic number.

It is an amenable number.

1553554545404 is a deficient number, since it is larger than the sum of its proper divisors (1183947695524).

1553554545404 is a wasteful number, since it uses less digits than its factorization.

1553554545404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2952485 (or 2952483 counting only the distinct ones).

The product of its (nonzero) digits is 12000000, while the sum is 50.

The spelling of 1553554545404 in words is "one trillion, five hundred fifty-three billion, five hundred fifty-four million, five hundred forty-five thousand, four hundred four".