1949609486000 has 80 divisors (see below), whose sum is σ = 5142715407648. Its totient is φ = 708948896000.

The previous prime is 1949609485991. The next prime is 1949609486009. The reversal of 1949609486000 is 6849069491.

It is an interprime number because it is at equal distance from previous prime (1949609485991) and next prime (1949609486009).

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (1949609486009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44287307 + ... + 44331306.

Almost surely, 2^{1949609486000} is an apocalyptic number.

1949609486000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1949609486000 is an abundant number, since it is smaller than the sum of its proper divisors (3193105921648).

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

1949609486000 is a wasteful number, since it uses less digits than its factorization.

1949609486000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88618647 (or 88618631 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 56.

The spelling of 1949609486000 in words is "one trillion, nine hundred forty-nine billion, six hundred nine million, four hundred eighty-six thousand".