35961099552 has 144 divisors (see below), whose sum is σ = 121202407872. Its totient is φ = 10274584320.

The previous prime is 35961099523. The next prime is 35961099553. The reversal of 35961099552 is 25599016953.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (35961099553) 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 23 ways as a sum of consecutive naturals, for example, 275899 + ... + 384762.

It is an arithmetic number, because the mean of its divisors is an integer number (841683388).

Almost surely, 2^35961099552 is an apocalyptic number.

35961099552 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

35961099552 is an abundant number, since it is smaller than the sum of its proper divisors (85241308320).

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

35961099552 is an equidigital number, since it uses as much as digits as its factorization.

35961099552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660693 (or 660673 counting only the distinct ones).

The product of its (nonzero) digits is 3280500, while the sum is 54.

The spelling of 35961099552 in words is "thirty-five billion, nine hundred sixty-one million, ninety-nine thousand, five hundred fifty-two".