57202046878 has 8 divisors (see below), whose sum is σ = 85816552968. Its totient is φ = 28596529224.

The previous prime is 57202046857. The next prime is 57202046899. The reversal of 57202046878 is 87864020275.

It is an interprime number because it is at equal distance from previous prime (57202046857) and next prime (57202046899).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2231176 + ... + 2256667.

It is an arithmetic number, because the mean of its divisors is an integer number (10727069121).

Almost surely, 2^57202046878 is an apocalyptic number.

57202046878 is a deficient number, since it is larger than the sum of its proper divisors (28614506090).

57202046878 is a wasteful number, since it uses less digits than its factorization.

57202046878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4494218.

The product of its (nonzero) digits is 1505280, while the sum is 49.

The spelling of 57202046878 in words is "fifty-seven billion, two hundred two million, forty-six thousand, eight hundred seventy-eight".