47245263420 has 48 divisors (see below), whose sum is σ = 132679336608. Its totient is φ = 12561346560.

The previous prime is 47245263383. The next prime is 47245263433. The reversal of 47245263420 is 2436254274.

It is a super-2 number, since 2×47245263420² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1148061 + ... + 1188500.

It is an arithmetic number, because the mean of its divisors is an integer number (2764152846).

Almost surely, 2^47245263420 is an apocalyptic number.

It is an amenable number.

47245263420 is an abundant number, since it is smaller than the sum of its proper divisors (85434073188).

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

47245263420 is a wasteful number, since it uses less digits than its factorization.

47245263420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2336910 (or 2336908 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 39.

The spelling of 47245263420 in words is "forty-seven billion, two hundred forty-five million, two hundred sixty-three thousand, four hundred twenty".