1153948493510 has 16 divisors (see below), whose sum is σ = 2077429386672. Its totient is φ = 461507820000.

The previous prime is 1153948493507. The next prime is 1153948493519. The reversal of 1153948493510 is 153948493511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153948493519) 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, 8879441 + ... + 9008460.

It is an arithmetic number, because the mean of its divisors is an integer number (129839336667).

Almost surely, 2^{1153948493510} is an apocalyptic number.

1153948493510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1153948493510 is a deficient number, since it is larger than the sum of its proper divisors (923480893162).

1153948493510 is a wasteful number, since it uses less digits than its factorization.

1153948493510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17894359.

The product of its (nonzero) digits is 2332800, while the sum is 53.

Subtracting from 1153948493510 its reverse (153948493511), we obtain a palindrome (999999999999).

The spelling of 1153948493510 in words is "one trillion, one hundred fifty-three billion, nine hundred forty-eight million, four hundred ninety-three thousand, five hundred ten".