49378737270 has 16 divisors (see below), whose sum is σ = 118508969520. Its totient is φ = 13167663264.

The previous prime is 49378737269. The next prime is 49378737311. The reversal of 49378737270 is 7273787394.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 49378737270.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 822978925 + ... + 822978984.

It is an arithmetic number, because the mean of its divisors is an integer number (7406810595).

Almost surely, 2^49378737270 is an apocalyptic number.

49378737270 is an abundant number, since it is smaller than the sum of its proper divisors (69130232250).

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

49378737270 is a wasteful number, since it uses less digits than its factorization.

49378737270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1645957919.

The product of its (nonzero) digits is 12446784, while the sum is 57.

The spelling of 49378737270 in words is "forty-nine billion, three hundred seventy-eight million, seven hundred thirty-seven thousand, two hundred seventy".