47425356440 has 64 divisors (see below), whose sum is σ = 133037372160. Its totient is φ = 14781928320.

The previous prime is 47425356427. The next prime is 47425356449. The reversal of 47425356440 is 4465352474.

It is a super-2 number, since 2×47425356440² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 47425356391 and 47425356400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47425356449) 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, 7695842 + ... + 7702001.

It is an arithmetic number, because the mean of its divisors is an integer number (2078708940).

Almost surely, 2^47425356440 is an apocalyptic number.

47425356440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

47425356440 is an abundant number, since it is smaller than the sum of its proper divisors (85612015720).

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

47425356440 is a wasteful number, since it uses less digits than its factorization.

47425356440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15397872 (or 15397868 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 44.

The spelling of 47425356440 in words is "forty-seven billion, four hundred twenty-five million, three hundred fifty-six thousand, four hundred forty".