49656701552640 has 384 divisors, whose sum is σ = 195523273370880. Its totient is φ = 10477017759744.

The previous prime is 49656701552639. The next prime is 49656701552651. The reversal of 49656701552640 is 4625510765694.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6085959 + ... + 11676998.

It is an arithmetic number, because the mean of its divisors is an integer number (509175191070).

Almost surely, 2^{49656701552640} is an apocalyptic number.

49656701552640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49656701552640 is an abundant number, since it is smaller than the sum of its proper divisors (145866571818240).

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

49656701552640 is a wasteful number, since it uses less digits than its factorization.

49656701552640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17763007 (or 17762987 counting only the distinct ones).

The product of its (nonzero) digits is 54432000, while the sum is 60.

The spelling of 49656701552640 in words is "forty-nine trillion, six hundred fifty-six billion, seven hundred one million, five hundred fifty-two thousand, six hundred forty".