49160659968 has 440 divisors, whose sum is σ = 168966126912. Its totient is φ = 13946535936.

The previous prime is 49160659937. The next prime is 49160659969. The reversal of 49160659968 is 86995606194.

49160659968 is a `hidden beast` number, since 491 + 6 + 0 + 6 + 59 + 96 + 8 = 666.

It is a super-2 number, since 2×49160659968² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (49160659969) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 131797830 + ... + 131798202.

Almost surely, 2^49160659968 is an apocalyptic number.

49160659968 is a gapful number since it is divisible by the number (48) 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 49160659968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84483063456).

49160659968 is an abundant number, since it is smaller than the sum of its proper divisors (119805466944).

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

49160659968 is a wasteful number, since it uses less digits than its factorization.

49160659968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639 (or 612 counting only the distinct ones).

The product of its (nonzero) digits is 25194240, while the sum is 63.

The spelling of 49160659968 in words is "forty-nine billion, one hundred sixty million, six hundred fifty-nine thousand, nine hundred sixty-eight".