3545140021002 has 24 divisors (see below), whose sum is σ = 7708866458436. Its totient is φ = 1177447225536.

The previous prime is 3545140020971. The next prime is 3545140021039. The reversal of 3545140021002 is 2001200415453.

3545140021002 is a `hidden beast` number, since 3 + 5 + 45 + 1 + 400 + 210 + 0 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3304982197521 + 240157823481 = 1817961^2 + 490059^2 .

It is a super-2 number, since 2×3545140021002² (a number of 26 digits) contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 355504443 + ... + 355514414.

Almost surely, 2^{3545140021002} is an apocalyptic number.

3545140021002 is an abundant number, since it is smaller than the sum of its proper divisors (4163726437434).

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

3545140021002 is a wasteful number, since it uses less digits than its factorization.

3545140021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711019142 (or 711019139 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 3545140021002 its reverse (2001200415453), we get a palindrome (5546340436455).

The spelling of 3545140021002 in words is "three trillion, five hundred forty-five billion, one hundred forty million, twenty-one thousand, two".