153748484555505 has 64 divisors (see below), whose sum is σ = 297681607484928. Its totient is φ = 66149748633600.

The previous prime is 153748484555503. The next prime is 153748484555557. The reversal of 153748484555505 is 505555484847351.

It is not a de Polignac number, because 153748484555505 - 2¹ = 153748484555503 is a prime.

It is a super-2 number, since 2×153748484555505² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 153748484555505.

It is not an unprimeable number, because it can be changed into a prime (153748484555503) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 147817039 + ... + 148853531.

It is an arithmetic number, because the mean of its divisors is an integer number (4651275116952).

Almost surely, 2^{153748484555505} is an apocalyptic number.

153748484555505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

153748484555505 is a deficient number, since it is larger than the sum of its proper divisors (143933122929423).

153748484555505 is a wasteful number, since it uses less digits than its factorization.

153748484555505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119626.

The product of its (nonzero) digits is 1344000000, while the sum is 69.

The spelling of 153748484555505 in words is "one hundred fifty-three trillion, seven hundred forty-eight billion, four hundred eighty-four million, five hundred fifty-five thousand, five hundred five".