3362618728240 has 40 divisors (see below), whose sum is σ = 7821842213808. Its totient is φ = 1344401698560.

The previous prime is 3362618728229. The next prime is 3362618728303. The reversal of 3362618728240 is 428278162633.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×3362618728240² (a number of 26 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

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, 9922831 + ... + 10256110.

Almost surely, 2^{3362618728240} is an apocalyptic number.

It is an amenable number.

3362618728240 is an abundant number, since it is smaller than the sum of its proper divisors (4459223485568).

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

3362618728240 is a wasteful number, since it uses less digits than its factorization.

3362618728240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20181037 (or 20181031 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 52.

The spelling of 3362618728240 in words is "three trillion, three hundred sixty-two billion, six hundred eighteen million, seven hundred twenty-eight thousand, two hundred forty".