1553005003242 has 48 divisors (see below), whose sum is σ = 3941578569312. Its totient is φ = 403377922080.

The previous prime is 1553005003217. The next prime is 1553005003247. The reversal of 1553005003242 is 2423005003551.

It is not an unprimeable number, because it can be changed into a prime (1553005003247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 240102673 + ... + 240109140.

It is an arithmetic number, because the mean of its divisors is an integer number (82116220194).

Almost surely, 2^{1553005003242} is an apocalyptic number.

1553005003242 is an abundant number, since it is smaller than the sum of its proper divisors (2388573566070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1553005003242 is a wasteful number, since it uses less digits than its factorization.

1553005003242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480211843 (or 480211836 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The spelling of 1553005003242 in words is "one trillion, five hundred fifty-three billion, five million, three thousand, two hundred forty-two".