47400726720 has 224 divisors, whose sum is σ = 152073132480. Its totient is φ = 12508610560.

The previous prime is 47400726707. The next prime is 47400726733. The reversal of 47400726720 is 2762700474.

It is an interprime number because it is at equal distance from previous prime (47400726707) and next prime (47400726733).

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, 44674990 + ... + 44676050.

Almost surely, 2^47400726720 is an apocalyptic number.

47400726720 is a gapful number since it is divisible by the number (40) 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 47400726720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76036566240).

47400726720 is an abundant number, since it is smaller than the sum of its proper divisors (104672405760).

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

47400726720 is a wasteful number, since it uses less digits than its factorization.

47400726720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1523 (or 1513 counting only the distinct ones).

The product of its (nonzero) digits is 131712, while the sum is 39.

The spelling of 47400726720 in words is "forty-seven billion, four hundred million, seven hundred twenty-six thousand, seven hundred twenty".