6148649964 has 48 divisors (see below), whose sum is σ = 15990307200. Its totient is φ = 1827461376.

The previous prime is 6148649951. The next prime is 6148649971. The reversal of 6148649964 is 4699468416.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 789294 + ... + 797045.

It is an arithmetic number, because the mean of its divisors is an integer number (333131400).

Almost surely, 2^6148649964 is an apocalyptic number.

It is an amenable number.

6148649964 is an abundant number, since it is smaller than the sum of its proper divisors (9841657236).

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

6148649964 is a wasteful number, since it uses less digits than its factorization.

6148649964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586382 (or 1586380 counting only the distinct ones).

The product of its digits is 8957952, while the sum is 57.

The square root of 6148649964 is about 78413.3277192086. The cubic root of 6148649964 is about 1832.0047271256.

The spelling of 6148649964 in words is "six billion, one hundred forty-eight million, six hundred forty-nine thousand, nine hundred sixty-four".