153505971552 has 48 divisors (see below), whose sum is σ = 409782905280. Its totient is φ = 50301389952.

The previous prime is 153505971551. The next prime is 153505971569. The reversal of 153505971552 is 255179505351.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153505971551) 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, 13545358 + ... + 13556685.

It is an arithmetic number, because the mean of its divisors is an integer number (8537143860).

Almost surely, 2^153505971552 is an apocalyptic number.

153505971552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

153505971552 is an abundant number, since it is smaller than the sum of its proper divisors (256276933728).

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

153505971552 is a wasteful number, since it uses less digits than its factorization.

153505971552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27102115 (or 27102107 counting only the distinct ones).

The product of its (nonzero) digits is 1181250, while the sum is 48.

The spelling of 153505971552 in words is "one hundred fifty-three billion, five hundred five million, nine hundred seventy-one thousand, five hundred fifty-two".