3149649546240 has 704 divisors, whose sum is σ = 11092313207808. Its totient is φ = 759536025600.

The previous prime is 3149649546181. The next prime is 3149649546271. The reversal of 3149649546240 is 426459469413.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 717294445 + ... + 717298835.

Almost surely, 2^{3149649546240} is an apocalyptic number.

3149649546240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3149649546240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5546156603904).

3149649546240 is an abundant number, since it is smaller than the sum of its proper divisors (7942663661568).

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

3149649546240 is a wasteful number, since it uses less digits than its factorization.

3149649546240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4544 (or 4526 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 57.

The spelling of 3149649546240 in words is "three trillion, one hundred forty-nine billion, six hundred forty-nine million, five hundred forty-six thousand, two hundred forty".