42994697200 has 720 divisors, whose sum is σ = 139142344320. Its totient is φ = 12616611840.

The previous prime is 42994697189. The next prime is 42994697281. The reversal of 42994697200 is 279649924.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a zygodrome in base 4.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 401819547 + ... + 401819653.

It is an arithmetic number, because the mean of its divisors is an integer number (193253256).

Almost surely, 2^42994697200 is an apocalyptic number.

42994697200 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 42994697200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69571172160).

42994697200 is an abundant number, since it is smaller than the sum of its proper divisors (96147647120).

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

42994697200 is a wasteful number, since it uses less digits than its factorization.

42994697200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254 (or 236 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 52.

The spelling of 42994697200 in words is "forty-two billion, nine hundred ninety-four million, six hundred ninety-seven thousand, two hundred".