120956949895 has 8 divisors (see below), whose sum is σ = 145166684256. Its totient is φ = 96753330336.

The previous prime is 120956949877. The next prime is 120956949907. The reversal of 120956949895 is 598949659021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120956949895 - 2¹⁹ = 120956425607 is a prime.

It is a super-2 number, since 2×120956949895² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120956949895.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1485067 + ... + 1564396.

It is an arithmetic number, because the mean of its divisors is an integer number (18145835532).

Almost surely, 2^120956949895 is an apocalyptic number.

120956949895 is a deficient number, since it is larger than the sum of its proper divisors (24209734361).

120956949895 is an equidigital number, since it uses as much as digits as its factorization.

120956949895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3057401.

The product of its (nonzero) digits is 62985600, while the sum is 67.

The spelling of 120956949895 in words is "one hundred twenty billion, nine hundred fifty-six million, nine hundred forty-nine thousand, eight hundred ninety-five".