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48928974078 = 2319429201527
BaseRepresentation
bin101101100100011001…
…001110010011111110
311200021221111102021010
4231210121032103332
51300201304132303
634251101420050
73351335263125
oct554431162376
9150257442233
1048928974078
1119829148466
12959626a626
1347c9bc508a
1425223b4abc
151415833c03
hexb6464e4fe

48928974078 has 16 divisors (see below), whose sum is σ = 103008366720. Its totient is φ = 15451254936.

The previous prime is 48928974071. The next prime is 48928974079. The reversal of 48928974078 is 87047982984.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48928974071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214600650 + ... + 214600877.

It is an arithmetic number, because the mean of its divisors is an integer number (6438022920).

Almost surely, 248928974078 is an apocalyptic number.

48928974078 is an abundant number, since it is smaller than the sum of its proper divisors (54079392642).

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

48928974078 is a wasteful number, since it uses less digits than its factorization.

48928974078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429201551.

The product of its (nonzero) digits is 65028096, while the sum is 66.

The spelling of 48928974078 in words is "forty-eight billion, nine hundred twenty-eight million, nine hundred seventy-four thousand, seventy-eight".

Divisors: 1 2 3 6 19 38 57 114 429201527 858403054 1287604581 2575209162 8154829013 16309658026 24464487039 48928974078