1554740336228 has 12 divisors (see below), whose sum is σ = 2814616126140. Its totient is φ = 750564300192.

The previous prime is 1554740336221. The next prime is 1554740336243. The reversal of 1554740336228 is 8226330474551.

It can be written as a sum of positive squares in 2 ways, for example, as 974291391844 + 580448944384 = 987062^2 + 761872^2 .

It is not an unprimeable number, because it can be changed into a prime (1554740336221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6701466851 + ... + 6701467082.

It is an arithmetic number, because the mean of its divisors is an integer number (234551343845).

Almost surely, 2^{1554740336228} is an apocalyptic number.

It is an amenable number.

1554740336228 is a deficient number, since it is larger than the sum of its proper divisors (1259875789912).

1554740336228 is a wasteful number, since it uses less digits than its factorization.

1554740336228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13402933966 (or 13402933964 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 50.

The spelling of 1554740336228 in words is "one trillion, five hundred fifty-four billion, seven hundred forty million, three hundred thirty-six thousand, two hundred twenty-eight".