1554404200004 has 6 divisors (see below), whose sum is σ = 2720207350014. Its totient is φ = 777202100000.

The previous prime is 1554404199991. The next prime is 1554404200033. The reversal of 1554404200004 is 4000024044551.

It can be written as a sum of positive squares in only one way, i.e., 980400983104 + 574003216900 = 990152^2 + 757630^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1554404200004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194300524997 + ... + 194300525004.

It is an arithmetic number, because the mean of its divisors is an integer number (453367891669).

Almost surely, 2^{1554404200004} is an apocalyptic number.

It is an amenable number.

1554404200004 is a deficient number, since it is larger than the sum of its proper divisors (1165803150010).

1554404200004 is a wasteful number, since it uses less digits than its factorization.

1554404200004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388601050005 (or 388601050003 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 1554404200004 its reverse (4000024044551), we get a palindrome (5554428244555).

The spelling of 1554404200004 in words is "one trillion, five hundred fifty-four billion, four hundred four million, two hundred thousand, four".