6899724942000 has 640 divisors, whose sum is σ = 25566763622400. Its totient is φ = 1583224704000.

The previous prime is 6899724941987. The next prime is 6899724942023. The reversal of 6899724942000 is 2494279986.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2240896461 + ... + 2240899539.

It is an arithmetic number, because the mean of its divisors is an integer number (39948068160).

Almost surely, 2^{6899724942000} is an apocalyptic number.

6899724942000 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 6899724942000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12783381811200).

6899724942000 is an abundant number, since it is smaller than the sum of its proper divisors (18667038680400).

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

6899724942000 is a wasteful number, since it uses less digits than its factorization.

6899724942000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4922 (or 4906 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 60.

The spelling of 6899724942000 in words is "six trillion, eight hundred ninety-nine billion, seven hundred twenty-four million, nine hundred forty-two thousand".