1553030454549 has 16 divisors (see below), whose sum is σ = 2372701519872. Its totient is φ = 885128878128.

The previous prime is 1553030454527. The next prime is 1553030454551. The reversal of 1553030454549 is 9454540303551.

It is not a de Polignac number, because 1553030454549 - 2²⁸ = 1552762019093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1553030454498 and 1553030454507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1553030454509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96537429 + ... + 96553514.

It is an arithmetic number, because the mean of its divisors is an integer number (148293844992).

Almost surely, 2^{1553030454549} is an apocalyptic number.

It is an amenable number.

1553030454549 is a deficient number, since it is larger than the sum of its proper divisors (819671065323).

1553030454549 is a wasteful number, since it uses less digits than its factorization.

1553030454549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193091336.

The product of its (nonzero) digits is 3240000, while the sum is 48.

The spelling of 1553030454549 in words is "one trillion, five hundred fifty-three billion, thirty million, four hundred fifty-four thousand, five hundred forty-nine".