5156780342 has 8 divisors (see below), whose sum is σ = 8840194896. Its totient is φ = 2210048712.

The previous prime is 5156780341. The next prime is 5156780351. The reversal of 5156780342 is 2430876515.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 5156780342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5156780341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184170713 + ... + 184170740.

It is an arithmetic number, because the mean of its divisors is an integer number (1105024362).

Almost surely, 2^5156780342 is an apocalyptic number.

5156780342 is a deficient number, since it is larger than the sum of its proper divisors (3683414554).

5156780342 is a wasteful number, since it uses less digits than its factorization.

5156780342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368341462.

The product of its (nonzero) digits is 201600, while the sum is 41.

The square root of 5156780342 is about 71810.7258144631. The cubic root of 5156780342 is about 1727.6650359801.

The spelling of 5156780342 in words is "five billion, one hundred fifty-six million, seven hundred eighty thousand, three hundred forty-two".