3501244545440 has 48 divisors (see below), whose sum is σ = 8282617460712. Its totient is φ = 1398647706624.

The previous prime is 3501244545401. The next prime is 3501244545481. The reversal of 3501244545440 is 445454421053.

It can be written as a sum of positive squares in 4 ways, for example, as 3471499334416 + 29745211024 = 1863196^2 + 172468^2 .

It is a super-4 number, since 4×3501244545440⁴ (a number of 51 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14332499 + ... + 14574738.

Almost surely, 2^{3501244545440} is an apocalyptic number.

It is an amenable number.

3501244545440 is an abundant number, since it is smaller than the sum of its proper divisors (4781372915272).

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

3501244545440 is a wasteful number, since it uses less digits than its factorization.

3501244545440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28908009 (or 28908001 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 41.

Adding to 3501244545440 its reverse (445454421053), we get a palindrome (3946698966493).

The spelling of 3501244545440 in words is "three trillion, five hundred one billion, two hundred forty-four million, five hundred forty-five thousand, four hundred forty".