14661442950 has 144 divisors (see below), whose sum is σ = 45676243200. Its totient is φ = 3046507200.

The previous prime is 14661442949. The next prime is 14661442951. The reversal of 14661442950 is 5924416641.

It is an interprime number because it is at equal distance from previous prime (14661442949) and next prime (14661442951).

It is a super-2 number, since 2×14661442950² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14661442951) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 69351 + ... + 184749.

Almost surely, 2^14661442950 is an apocalyptic number.

14661442950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 14661442950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22838121600).

14661442950 is an abundant number, since it is smaller than the sum of its proper divisors (31014800250).

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

14661442950 is a wasteful number, since it uses less digits than its factorization.

14661442950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115443 (or 115427 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 14661442950 in words is "fourteen billion, six hundred sixty-one million, four hundred forty-two thousand, nine hundred fifty".