120663153273 has 96 divisors (see below), whose sum is σ = 183853393920. Its totient is φ = 69951772800.

The previous prime is 120663153271. The next prime is 120663153277. The reversal of 120663153273 is 372351366021.

It is not a de Polignac number, because 120663153273 - 2¹ = 120663153271 is a prime.

It is a super-2 number, since 2×120663153273² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (120663153271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 245749558 + ... + 245750048.

It is an arithmetic number, because the mean of its divisors is an integer number (1915139520).

Almost surely, 2^120663153273 is an apocalyptic number.

120663153273 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

120663153273 is a deficient number, since it is larger than the sum of its proper divisors (63190240647).

120663153273 is a wasteful number, since it uses less digits than its factorization.

120663153273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731 (or 700 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 39.

The spelling of 120663153273 in words is "one hundred twenty billion, six hundred sixty-three million, one hundred fifty-three thousand, two hundred seventy-three".