6355147895040 has 2304 divisors, whose sum is σ = 27015241236480. Its totient is φ = 1238347284480.

The previous prime is 6355147895039. The next prime is 6355147895051. The reversal of 6355147895040 is 405987415536.

It is a harmonic number, since the harmonic mean of its divisors is an integer.

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 255 ways as a sum of consecutive naturals, for example, 23450730105 + ... + 23450730375.

It is an arithmetic number, because the mean of its divisors is an integer number (11725365120).

Almost surely, 2^{6355147895040} is an apocalyptic number.

6355147895040 is a gapful number since it is divisible by the number (60) 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 6355147895040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13507620618240).

6355147895040 is an abundant number, since it is smaller than the sum of its proper divisors (20660093341440).

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

6355147895040 is a wasteful number, since it uses less digits than its factorization.

6355147895040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448 (or 434 counting only the distinct ones).

The product of its (nonzero) digits is 18144000, while the sum is 57.

The spelling of 6355147895040 in words is "six trillion, three hundred fifty-five billion, one hundred forty-seven million, eight hundred ninety-five thousand, forty".