363688142949 has 72 divisors (see below), whose sum is σ = 557992012032. Its totient is φ = 228006305280.

The previous prime is 363688142947. The next prime is 363688142969. The reversal of 363688142949 is 949241886363.

363688142949 is a `hidden beast` number, since 36 + 3 + 68 + 81 + 429 + 49 = 666.

It is not a de Polignac number, because 363688142949 - 2¹ = 363688142947 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (363688142947) 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, 83854909 + ... + 83859245.

It is an arithmetic number, because the mean of its divisors is an integer number (7749889056).

Almost surely, 2^363688142949 is an apocalyptic number.

It is an amenable number.

363688142949 is a deficient number, since it is larger than the sum of its proper divisors (194303869083).

363688142949 is a wasteful number, since it uses less digits than its factorization.

363688142949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4587 (or 4531 counting only the distinct ones).

The product of its digits is 53747712, while the sum is 63.

The spelling of 363688142949 in words is "three hundred sixty-three billion, six hundred eighty-eight million, one hundred forty-two thousand, nine hundred forty-nine".