49104720720 has 480 divisors, whose sum is σ = 187464251520. Its totient is φ = 11846891520.

The previous prime is 49104720713. The next prime is 49104720727. The reversal of 49104720720 is 2702740194.

It is an interprime number because it is at equal distance from previous prime (49104720713) and next prime (49104720727).

It is a super-2 number, since 2×49104720720² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49104720727) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 59233266 + ... + 59234094.

It is an arithmetic number, because the mean of its divisors is an integer number (390550524).

Almost surely, 2^49104720720 is an apocalyptic number.

49104720720 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 49104720720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93732125760).

49104720720 is an abundant number, since it is smaller than the sum of its proper divisors (138359530800).

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

49104720720 is a wasteful number, since it uses less digits than its factorization.

49104720720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1145 (or 1127 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The spelling of 49104720720 in words is "forty-nine billion, one hundred four million, seven hundred twenty thousand, seven hundred twenty".