353754609640 has 16 divisors (see below), whose sum is σ = 795947871780. Its totient is φ = 141501843840.

The previous prime is 353754609613. The next prime is 353754609667. The reversal of 353754609640 is 46906457353.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (353754609613) and next prime (353754609667).

It can be written as a sum of positive squares in 2 ways, for example, as 352130680836 + 1623928804 = 593406^2 + 40298^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4421932581 + ... + 4421932660.

Almost surely, 2^353754609640 is an apocalyptic number.

It is an amenable number.

353754609640 is an abundant number, since it is smaller than the sum of its proper divisors (442193262140).

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

353754609640 is a wasteful number, since it uses less digits than its factorization.

353754609640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8843865252 (or 8843865248 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 52.

The spelling of 353754609640 in words is "three hundred fifty-three billion, seven hundred fifty-four million, six hundred nine thousand, six hundred forty".