3909748380510 has 128 divisors (see below), whose sum is σ = 10736039614464. Its totient is φ = 892644341760.

The previous prime is 3909748380493. The next prime is 3909748380521. The reversal of 3909748380510 is 150838479093.

It is a super-2 number, since 2×3909748380510² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1407902242 + ... + 1407905018.

It is an arithmetic number, because the mean of its divisors is an integer number (83875309488).

Almost surely, 2^{3909748380510} is an apocalyptic number.

3909748380510 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3909748380510 is an abundant number, since it is smaller than the sum of its proper divisors (6826291233954).

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

3909748380510 is a wasteful number, since it uses less digits than its factorization.

3909748380510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7978.

The product of its (nonzero) digits is 6531840, while the sum is 57.

The spelling of 3909748380510 in words is "three trillion, nine hundred nine billion, seven hundred forty-eight million, three hundred eighty thousand, five hundred ten".