4942377678 has 128 divisors (see below), whose sum is σ = 12260081664. Its totient is φ = 1297296000.

The previous prime is 4942377653. The next prime is 4942377689. The reversal of 4942377678 is 8767732494.

It is a super-2 number, since 2×4942377678² = 48854194223985343368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4521300 + ... + 4522392.

It is an arithmetic number, because the mean of its divisors is an integer number (95781888).

Almost surely, 2^4942377678 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4942377678, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6130040832).

4942377678 is an abundant number, since it is smaller than the sum of its proper divisors (7317703986).

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

4942377678 is a wasteful number, since it uses less digits than its factorization.

4942377678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310.

The product of its digits is 14224896, while the sum is 57.

The square root of 4942377678 is about 70302.0460441942. The cubic root of 4942377678 is about 1703.3816973879.

The spelling of 4942377678 in words is "four billion, nine hundred forty-two million, three hundred seventy-seven thousand, six hundred seventy-eight".