7941690900 has 576 divisors, whose sum is σ = 30541378560. Its totient is φ = 1744934400.

The previous prime is 7941690899. The next prime is 7941690901. The reversal of 7941690900 is 90961497.

It is an interprime number because it is at equal distance from previous prime (7941690899) and next prime (7941690901).

It is a super-2 number, since 2×7941690900² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7941690901) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 25868547 + ... + 25868853.

Almost surely, 2^7941690900 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7941690900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15270689280).

7941690900 is an abundant number, since it is smaller than the sum of its proper divisors (22599687660).

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

7941690900 is a wasteful number, since it uses less digits than its factorization.

7941690900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421 (or 408 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The square root of 7941690900 is about 89116.1652002598. The cubic root of 7941690900 is about 1995.1290549110.

The spelling of 7941690900 in words is "seven billion, nine hundred forty-one million, six hundred ninety thousand, nine hundred".