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49888243741925 = 5217939111239743
BaseRepresentation
bin10110101011111100000110…
…00010111111010011100101
320112122021021111001010121102
423111332003002333103211
523014332110344220200
6254034202012525445
713336210121044541
oct1325760302772345
9215567244033542
1049888243741925
1114994538010326
125718813a80885
1321ab59740cb14
14c46865096a21
155b7a9379e6d5
hex2d5f830bf4e5

49888243741925 has 12 divisors (see below), whose sum is σ = 61864871228160. Its totient is φ = 39908369839920.

The previous prime is 49888243741877. The next prime is 49888243741937. The reversal of 49888243741925 is 52914734288894.

It is not a de Polignac number, because 49888243741925 - 232 = 49883948774629 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55171397 + ... + 56068346.

It is an arithmetic number, because the mean of its divisors is an integer number (5155405935680).

Almost surely, 249888243741925 is an apocalyptic number.

It is an amenable number.

49888243741925 is a deficient number, since it is larger than the sum of its proper divisors (11976627486235).

49888243741925 is a wasteful number, since it uses less digits than its factorization.

49888243741925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111257692 (or 111257687 counting only the distinct ones).

The product of its digits is 1114767360, while the sum is 74.

The spelling of 49888243741925 in words is "forty-nine trillion, eight hundred eighty-eight billion, two hundred forty-three million, seven hundred forty-one thousand, nine hundred twenty-five".

Divisors: 1 5 25 17939 89695 448475 111239743 556198715 2780993575 1995529749677 9977648748385 49888243741925